diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index 4f886bc..383e0b2 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -1,6 +1,6 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config`
-# on 2025-06-28 14:51:29 UTC using RuboCop version 1.77.0.
+# on 2025-07-10 10:25:51 UTC using RuboCop version 1.77.0.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
@@ -12,7 +12,7 @@
 # Include: **/*.gemspec, **/Gemfile, **/gems.rb
 Gemspec/DevelopmentDependencies:
   Exclude:
-    - "grape_logging.gemspec"
+    - 'grape_logging.gemspec'
 
 # Offense count: 1
 # This cop supports safe autocorrection (--autocorrect).
@@ -20,189 +20,28 @@ Gemspec/DevelopmentDependencies:
 # Include: **/*.gemspec
 Gemspec/RequireMFA:
   Exclude:
-    - "grape_logging.gemspec"
+    - 'grape_logging.gemspec'
 
 # Offense count: 1
 # Configuration parameters: Severity, Include.
 # Include: **/*.gemspec
 Gemspec/RequiredRubyVersion:
   Exclude:
-    - "grape_logging.gemspec"
-
-# Offense count: 4
-# This cop supports safe autocorrection (--autocorrect).
-Layout/ElseAlignment:
-  Exclude:
-    - "lib/grape_logging/middleware/request_logger.rb"
-    - "spec/lib/grape_logging/formatters/rails_spec.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-Layout/EmptyLines:
-  Exclude:
-    - "spec/lib/grape_logging/loggers/filter_parameters_spec.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: around, only_before
-Layout/EmptyLinesAroundAccessModifier:
-  Exclude:
-    - "lib/grape_logging/formatters/default.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: empty_lines, no_empty_lines
-Layout/EmptyLinesAroundBlockBody:
-  Exclude:
-    - "spec/lib/grape_logging/formatters/rails_spec.rb"
-
-# Offense count: 5
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: empty_lines, empty_lines_except_namespace, empty_lines_special, no_empty_lines, beginning_only, ending_only
-Layout/EmptyLinesAroundClassBody:
-  Exclude:
-    - "lib/grape_logging/formatters/rails.rb"
-    - "lib/grape_logging/loggers/request_headers.rb"
-    - "lib/grape_logging/middleware/request_logger.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-Layout/EmptyLinesAroundMethodBody:
-  Exclude:
-    - "lib/grape_logging/loggers/response.rb"
-
-# Offense count: 7
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyleAlignWith, Severity.
-# SupportedStylesAlignWith: keyword, variable, start_of_line
-Layout/EndAlignment:
-  Exclude:
-    - "lib/grape_logging/middleware/request_logger.rb"
-    - "spec/lib/grape_logging/formatters/rails_spec.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: AllowForAlignment, AllowBeforeTrailingComments, ForceEqualSignAlignment.
-Layout/ExtraSpacing:
-  Exclude:
-    - "lib/grape_logging/util/parameter_filter.rb"
-
-# Offense count: 26
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: IndentationWidth.
-# SupportedStyles: special_inside_parentheses, consistent, align_braces
-Layout/FirstHashElementIndentation:
-  EnforcedStyle: consistent
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: AllowMultipleStyles, EnforcedHashRocketStyle, EnforcedColonStyle, EnforcedLastArgumentHashStyle.
-# SupportedHashRocketStyles: key, separator, table
-# SupportedColonStyles: key, separator, table
-# SupportedLastArgumentHashStyles: always_inspect, always_ignore, ignore_implicit, ignore_explicit
-Layout/HashAlignment:
-  Exclude:
-    - "spec/lib/grape_logging/loggers/request_headers_spec.rb"
-
-# Offense count: 5
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: Width, AllowedPatterns.
-Layout/IndentationWidth:
-  Exclude:
-    - "lib/grape_logging/middleware/request_logger.rb"
-    - "spec/lib/grape_logging/formatters/rails_spec.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: AllowForAlignment, EnforcedStyleForExponentOperator, EnforcedStyleForRationalLiterals.
-# SupportedStylesForExponentOperator: space, no_space
-# SupportedStylesForRationalLiterals: space, no_space
-Layout/SpaceAroundOperators:
-  Exclude:
-    - "spec/lib/grape_logging/loggers/request_headers_spec.rb"
-
-# Offense count: 6
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle, EnforcedStyleForEmptyBraces.
-# SupportedStyles: space, no_space
-# SupportedStylesForEmptyBraces: space, no_space
-Layout/SpaceBeforeBlockBraces:
-  Exclude:
-    - "lib/grape_logging/formatters/rails.rb"
-    - "lib/grape_logging/loggers/filter_parameters.rb"
-    - "lib/grape_logging/loggers/response.rb"
-    - "spec/lib/grape_logging/middleware/request_logger_spec.rb"
-
-# Offense count: 2
-# This cop supports safe autocorrection (--autocorrect).
-Layout/SpaceBeforeComma:
-  Exclude:
-    - "spec/lib/grape_logging/middleware/request_logger_spec.rb"
-
-# Offense count: 4
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle, EnforcedStyleForEmptyBraces, SpaceBeforeBlockParameters.
-# SupportedStyles: space, no_space
-# SupportedStylesForEmptyBraces: space, no_space
-Layout/SpaceInsideBlockBraces:
-  Exclude:
-    - "lib/grape_logging/formatters/rails.rb"
-    - "lib/grape_logging/multi_io.rb"
-
-# Offense count: 16
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle, EnforcedStyleForEmptyBraces.
-# SupportedStyles: space, no_space, compact
-# SupportedStylesForEmptyBraces: space, no_space
-Layout/SpaceInsideHashLiteralBraces:
-  Exclude:
-    - "spec/lib/grape_logging/loggers/filter_parameters_spec.rb"
-    - "spec/lib/grape_logging/loggers/request_headers_spec.rb"
-    - "spec/lib/grape_logging/loggers/response_spec.rb"
-    - "spec/lib/grape_logging/middleware/request_logger_spec.rb"
-
-# Offense count: 4
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: final_newline, final_blank_line
-Layout/TrailingEmptyLines:
-  Exclude:
-    - "lib/grape_logging/multi_io.rb"
-    - "lib/grape_logging/reporters/active_support_reporter.rb"
-    - "lib/grape_logging/timings.rb"
+    - 'grape_logging.gemspec'
 
 # Offense count: 1
 # Configuration parameters: IgnoreLiteralBranches, IgnoreConstantBranches, IgnoreDuplicateElseBranch.
 Lint/DuplicateBranch:
   Exclude:
-    - "lib/grape_logging/util/parameter_filter.rb"
+    - 'lib/grape_logging/util/parameter_filter.rb'
 
 # Offense count: 1
 # Configuration parameters: AllowedParentClasses.
 Lint/MissingSuper:
   Exclude:
-    - "lib/grape_logging/loggers/filter_parameters.rb"
+    - 'lib/grape_logging/loggers/filter_parameters.rb'
 
 # Offense count: 3
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: strict, consistent
-Lint/SymbolConversion:
-  Exclude:
-    - "spec/lib/grape_logging/loggers/response_spec.rb"
-
-# Offense count: 2
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: AutoCorrect, AllowUnusedKeywordArguments, IgnoreEmptyMethods, IgnoreNotImplementedMethods, NotImplementedExceptions.
-# NotImplementedExceptions: NotImplementedError
-Lint/UnusedMethodArgument:
-  Exclude:
-    - "lib/grape_logging/loggers/base.rb"
-
-# Offense count: 4
 # Configuration parameters: AllowedMethods, AllowedPatterns, CountRepeatedAttributes.
 Metrics/AbcSize:
   Max: 38
@@ -213,17 +52,17 @@ Metrics/AbcSize:
 Metrics/BlockLength:
   Max: 88
 
-# Offense count: 4
+# Offense count: 3
 # Configuration parameters: AllowedMethods, AllowedPatterns.
 Metrics/CyclomaticComplexity:
   Max: 18
 
-# Offense count: 7
+# Offense count: 5
 # Configuration parameters: CountComments, CountAsOne, AllowedMethods, AllowedPatterns.
 Metrics/MethodLength:
   Max: 20
 
-# Offense count: 3
+# Offense count: 2
 # Configuration parameters: AllowedMethods, AllowedPatterns.
 Metrics/PerceivedComplexity:
   Max: 19
@@ -234,46 +73,23 @@ Metrics/PerceivedComplexity:
 # AllowedIdentifiers: TLS1_1, TLS1_2, capture3, iso8601, rfc1123_date, rfc822, rfc2822, rfc3339, x86_64
 Naming/VariableNumber:
   Exclude:
-    - "spec/lib/grape_logging/formatters/rails_spec.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-Style/BlockComments:
-  Exclude:
-    - "spec/spec_helper.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle, ProceduralMethods, FunctionalMethods, AllowedMethods, AllowedPatterns, AllowBracesOnProceduralOneLiners, BracesRequiredMethods.
-# SupportedStyles: line_count_based, semantic, braces_for_chaining, always_braces
-# ProceduralMethods: benchmark, bm, bmbm, create, each_with_object, measure, new, realtime, tap, with_object
-# FunctionalMethods: let, let!, subject, watch
-# AllowedMethods: lambda, proc, it
-Style/BlockDelimiters:
-  Exclude:
-    - "spec/lib/grape_logging/formatters/rails_spec.rb"
+    - 'spec/lib/grape_logging/formatters/rails_spec.rb'
 
 # Offense count: 3
 # This cop supports unsafe autocorrection (--autocorrect-all).
 # Configuration parameters: MinBranchesCount.
 Style/CaseLikeIf:
   Exclude:
-    - "lib/grape_logging/formatters/default.rb"
-    - "lib/grape_logging/formatters/logstash.rb"
-    - "lib/grape_logging/formatters/rails.rb"
+    - 'lib/grape_logging/formatters/default.rb'
+    - 'lib/grape_logging/formatters/logstash.rb'
+    - 'lib/grape_logging/formatters/rails.rb'
 
-# Offense count: 18
+# Offense count: 17
 # Configuration parameters: AllowedConstants.
 Style/Documentation:
   Enabled: false
 
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-Style/ExpandPathArguments:
-  Exclude:
-    - "grape_logging.gemspec"
-
-# Offense count: 30
+# Offense count: 29
 # This cop supports unsafe autocorrection (--autocorrect-all).
 # Configuration parameters: EnforcedStyle.
 # SupportedStyles: always, always_true, never
@@ -284,52 +100,7 @@ Style/FrozenStringLiteralComment:
 # This cop supports unsafe autocorrection (--autocorrect-all).
 Style/GlobalStdStream:
   Exclude:
-    - "lib/grape_logging/reporters/logger_reporter.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: MinBodyLength, AllowConsecutiveConditionals.
-Style/GuardClause:
-  Exclude:
-    - "lib/grape_logging/reporters/logger_reporter.rb"
-
-# Offense count: 3
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle, EnforcedShorthandSyntax, UseHashRocketsWithSymbolValues, PreferHashRocketsForNonAlnumEndingSymbols.
-# SupportedStyles: ruby19, hash_rockets, no_mixed_keys, ruby19_no_mixed_keys
-# SupportedShorthandSyntax: always, never, either, consistent, either_consistent
-Style/HashSyntax:
-  Exclude:
-    - "lib/grape_logging/formatters/logstash.rb"
-
-# Offense count: 2
-# This cop supports safe autocorrection (--autocorrect).
-Style/IfUnlessModifier:
-  Exclude:
-    - "lib/grape_logging/reporters/logger_reporter.rb"
-
-# Offense count: 2
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: line_count_dependent, lambda, literal
-Style/Lambda:
-  Exclude:
-    - "lib/grape_logging/util/parameter_filter.rb"
-    - "spec/lib/grape_logging/loggers/filter_parameters_spec.rb"
-
-# Offense count: 1
-# This cop supports unsafe autocorrection (--autocorrect-all).
-# Configuration parameters: EnforcedStyle, Autocorrect.
-# SupportedStyles: module_function, extend_self, forbidden
-Style/ModuleFunction:
-  Exclude:
-    - "lib/grape_logging/timings.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-Style/MultilineIfModifier:
-  Exclude:
-    - "lib/grape_logging/middleware/request_logger.rb"
+    - 'lib/grape_logging/reporters/logger_reporter.rb'
 
 # Offense count: 1
 # This cop supports unsafe autocorrection (--autocorrect-all).
@@ -337,80 +108,29 @@ Style/MultilineIfModifier:
 # SupportedStyles: literals, strict
 Style/MutableConstant:
   Exclude:
-    - "lib/grape_logging/version.rb"
-
-# Offense count: 1
-# This cop supports unsafe autocorrection (--autocorrect-all).
-# Configuration parameters: EnforcedStyle, AllowedMethods, AllowedPatterns.
-# SupportedStyles: predicate, comparison
-Style/NumericPredicate:
-  Exclude:
-    - "spec/**/*"
-    - "lib/grape_logging/formatters/rails.rb"
+    - 'lib/grape_logging/version.rb'
 
 # Offense count: 10
 Style/OpenStructUse:
   Exclude:
-    - "spec/lib/grape_logging/loggers/client_env_spec.rb"
-    - "spec/lib/grape_logging/loggers/filter_parameters_spec.rb"
-    - "spec/lib/grape_logging/loggers/request_headers_spec.rb"
-    - "spec/lib/grape_logging/loggers/response_spec.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-Style/ParallelAssignment:
-  Exclude:
-    - "lib/grape_logging/util/parameter_filter.rb"
-
-# Offense count: 3
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: PreferredDelimiters.
-Style/PercentLiteralDelimiters:
-  Exclude:
-    - "grape_logging.gemspec"
-    - "lib/grape_logging/loggers/filter_parameters.rb"
+    - 'spec/lib/grape_logging/loggers/client_env_spec.rb'
+    - 'spec/lib/grape_logging/loggers/filter_parameters_spec.rb'
+    - 'spec/lib/grape_logging/loggers/request_headers_spec.rb'
+    - 'spec/lib/grape_logging/loggers/response_spec.rb'
 
 # Offense count: 3
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: same_as_string_literals, single_quotes, double_quotes
-Style/QuotedSymbols:
-  Exclude:
-    - "spec/lib/grape_logging/loggers/response_spec.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-Style/RedundantConstantBase:
-  Exclude:
-    - "lib/grape_logging/util/parameter_filter.rb"
-
-# Offense count: 2
-# This cop supports safe autocorrection (--autocorrect).
-Style/RedundantPercentQ:
-  Exclude:
-    - "grape_logging.gemspec"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: implicit, explicit
-Style/RescueStandardError:
-  Exclude:
-    - "lib/grape_logging/loggers/response.rb"
-
-# Offense count: 4
 # This cop supports unsafe autocorrection (--autocorrect-all).
 # Configuration parameters: ConvertCodeThatCanStartToReturnNil, AllowedMethods, MaxChainLength.
 # AllowedMethods: present?, blank?, presence, try, try!
 Style/SafeNavigation:
   Exclude:
-    - "lib/grape_logging/formatters/rails.rb"
+    - 'lib/grape_logging/formatters/rails.rb'
 
 # Offense count: 1
 # This cop supports unsafe autocorrection (--autocorrect-all).
 Style/SlicingWithRange:
   Exclude:
-    - "lib/grape_logging/loggers/request_headers.rb"
+    - 'lib/grape_logging/loggers/request_headers.rb'
 
 # Offense count: 1
 # This cop supports unsafe autocorrection (--autocorrect-all).
@@ -418,40 +138,16 @@ Style/SlicingWithRange:
 # SupportedStyles: use_perl_names, use_english_names, use_builtin_english_names
 Style/SpecialGlobalVars:
   Exclude:
-    - "spec/spec_helper.rb"
+    - 'spec/spec_helper.rb'
 
 # Offense count: 3
 # This cop supports unsafe autocorrection (--autocorrect-all).
 # Configuration parameters: Mode.
 Style/StringConcatenation:
   Exclude:
-    - "lib/grape_logging/formatters/json.rb"
-    - "lib/grape_logging/formatters/lograge.rb"
-    - "lib/grape_logging/formatters/logstash.rb"
-
-# Offense count: 33
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle, ConsistentQuotesInMultiline.
-# SupportedStyles: single_quotes, double_quotes
-Style/StringLiterals:
-  Exclude:
-    - "grape_logging.gemspec"
-    - "lib/grape_logging/formatters/rails.rb"
-    - "lib/grape_logging/loggers/client_env.rb"
-    - "lib/grape_logging/util/parameter_filter.rb"
-    - "spec/lib/grape_logging/formatters/rails_spec.rb"
-    - "spec/lib/grape_logging/loggers/client_env_spec.rb"
-    - "spec/lib/grape_logging/loggers/request_headers_spec.rb"
-    - "spec/lib/grape_logging/loggers/response_spec.rb"
-    - "spec/lib/grape_logging/middleware/request_logger_spec.rb"
-
-# Offense count: 1
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: single_quotes, double_quotes
-Style/StringLiteralsInInterpolation:
-  Exclude:
-    - "lib/grape_logging/formatters/rails.rb"
+    - 'lib/grape_logging/formatters/json.rb'
+    - 'lib/grape_logging/formatters/lograge.rb'
+    - 'lib/grape_logging/formatters/logstash.rb'
 
 # Offense count: 1
 # This cop supports unsafe autocorrection (--autocorrect-all).
@@ -459,26 +155,11 @@ Style/StringLiteralsInInterpolation:
 # AllowedMethods: define_method
 Style/SymbolProc:
   Exclude:
-    - "lib/grape_logging/util/parameter_filter.rb"
+    - 'lib/grape_logging/util/parameter_filter.rb'
 
-# Offense count: 7
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyleForMultiline.
-# SupportedStylesForMultiline: comma, consistent_comma, diff_comma, no_comma
-Style/TrailingCommaInHashLiteral:
-  Exclude:
-    - "spec/lib/grape_logging/loggers/filter_parameters_spec.rb"
-    - "spec/lib/grape_logging/loggers/response_spec.rb"
-
-# Offense count: 1
-# This cop supports unsafe autocorrection (--autocorrect-all).
-Style/ZeroLengthPredicate:
-  Exclude:
-    - "lib/grape_logging/formatters/rails.rb"
-
-# Offense count: 3
+# Offense count: 11
 # This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: AllowHeredoc, AllowURI, AllowQualifiedName, URISchemes, IgnoreCopDirectives, AllowedPatterns, SplitStrings.
 # URISchemes: http, https
 Layout/LineLength:
-  Max: 205
+  Max: 203
diff --git a/grape_logging.gemspec b/grape_logging.gemspec
index 7831b97..892218b 100644
--- a/grape_logging.gemspec
+++ b/grape_logging.gemspec
@@ -1,4 +1,4 @@
-lib = File.expand_path('../lib', __FILE__)
+lib = File.expand_path('lib', __dir__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'grape_logging/version'
 
@@ -8,13 +8,13 @@ Gem::Specification.new do |spec|
   spec.authors       = ['aserafin']
   spec.email         = ['adrian@softmad.pl']
 
-  spec.summary       = %q{Out of the box request logging for Grape!}
-  spec.description   = %q{This gem provides simple request logging for Grape with just few lines of code you have to put in your project! In return you will get response codes, paths, parameters and more!}
+  spec.summary       = 'Out of the box request logging for Grape!'
+  spec.description   = 'This gem provides simple request logging for Grape with just few lines of code you have to put in your project! In return you will get response codes, paths, parameters and more!'
   spec.homepage      = 'http://github.com/aserafin/grape_logging'
   spec.license       = 'MIT'
 
   spec.files         = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
-  spec.bindir        = "exe"
+  spec.bindir        = 'exe'
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
diff --git a/lib/grape_logging/formatters/default.rb b/lib/grape_logging/formatters/default.rb
index 54c1344..7b2d16a 100644
--- a/lib/grape_logging/formatters/default.rb
+++ b/lib/grape_logging/formatters/default.rb
@@ -18,6 +18,7 @@ def format(data)
       end
 
       private
+
       def format_hash(hash)
         hash.keys.sort.map { |key| "#{key}=#{hash[key]}" }.join(' ')
       end
diff --git a/lib/grape_logging/formatters/logstash.rb b/lib/grape_logging/formatters/logstash.rb
index 51192a2..7bc093f 100644
--- a/lib/grape_logging/formatters/logstash.rb
+++ b/lib/grape_logging/formatters/logstash.rb
@@ -3,9 +3,9 @@ module Formatters
     class Logstash
       def call(severity, datetime, _, data)
         {
-          :'@timestamp' => datetime.iso8601,
-          :'@version' => '1',
-          :severity => severity
+          '@timestamp': datetime.iso8601,
+          '@version': '1',
+          severity: severity
         }.merge!(format(data)).to_json + "\n"
       end
 
diff --git a/lib/grape_logging/formatters/rails.rb b/lib/grape_logging/formatters/rails.rb
index 1451862..fdcaab8 100644
--- a/lib/grape_logging/formatters/rails.rb
+++ b/lib/grape_logging/formatters/rails.rb
@@ -3,7 +3,6 @@
 module GrapeLogging
   module Formatters
     class Rails
-
       def call(severity, datetime, _, data)
         if data.is_a?(String)
           "#{severity[0..0]} [#{datetime}] #{severity} -- : #{data}\n"
@@ -24,7 +23,7 @@ def format_exception(exception)
         [
           "#{exception.message} (#{exception.class})",
           backtrace_array.join("\n")
-        ].reject{|line| line == ""}.join("\n")
+        ].reject { |line| line == '' }.join("\n")
       end
 
       def format_hash(hash)
@@ -32,7 +31,7 @@ def format_hash(hash)
         # Completed 200 OK in 958ms (Views: 951.1ms | ActiveRecord: 3.8ms)
         # See: actionpack/lib/action_controller/log_subscriber.rb
 
-        message = ""
+        message = ''
         additions = []
         status = hash.delete(:status)
         params = hash.delete(:params)
@@ -47,13 +46,12 @@ def format_hash(hash)
         message << "  Parameters: #{params.inspect}\n" if params
 
         message << "Completed #{status} #{::Rack::Utils::HTTP_STATUS_CODES[status]} in #{total_time}ms"
-        message << " (#{additions.join(" | ".freeze)})" if additions.size > 0
+        message << " (#{additions.join(' | '.freeze)})" unless additions.empty?
         message << "\n"
         message << "\n" if defined?(::Rails.env) && ::Rails.env.development?
 
         message
       end
-
     end
   end
 end
diff --git a/lib/grape_logging/loggers/base.rb b/lib/grape_logging/loggers/base.rb
index d2e9e11..046b9a3 100644
--- a/lib/grape_logging/loggers/base.rb
+++ b/lib/grape_logging/loggers/base.rb
@@ -1,7 +1,7 @@
 module GrapeLogging
   module Loggers
     class Base
-      def parameters(request, response)
+      def parameters(_request, _response)
         {}
       end
     end
diff --git a/lib/grape_logging/loggers/client_env.rb b/lib/grape_logging/loggers/client_env.rb
index b8cd027..9d84dd8 100644
--- a/lib/grape_logging/loggers/client_env.rb
+++ b/lib/grape_logging/loggers/client_env.rb
@@ -2,7 +2,7 @@ module GrapeLogging
   module Loggers
     class ClientEnv < GrapeLogging::Loggers::Base
       def parameters(request, _)
-        { ip: request.env["HTTP_X_FORWARDED_FOR"] || request.env["REMOTE_ADDR"], ua: request.env["HTTP_USER_AGENT"] }
+        { ip: request.env['HTTP_X_FORWARDED_FOR'] || request.env['REMOTE_ADDR'], ua: request.env['HTTP_USER_AGENT'] }
       end
     end
   end
diff --git a/lib/grape_logging/loggers/filter_parameters.rb b/lib/grape_logging/loggers/filter_parameters.rb
index e3f0dd9..d7de5f6 100644
--- a/lib/grape_logging/loggers/filter_parameters.rb
+++ b/lib/grape_logging/loggers/filter_parameters.rb
@@ -3,7 +3,7 @@ module Loggers
     class FilterParameters < GrapeLogging::Loggers::Base
       AD_PARAMS = 'action_dispatch.request.parameters'.freeze
 
-      def initialize(filter_parameters = nil, replacement = nil, exceptions = %w(controller action format))
+      def initialize(filter_parameters = nil, replacement = nil, exceptions = %w[controller action format])
         @filter_parameters = filter_parameters || (defined?(::Rails.application) ? ::Rails.application.config.filter_parameters : [])
         @replacement = replacement || '[FILTERED]'
         @exceptions = exceptions
@@ -30,8 +30,8 @@ def safe_parameters(request)
 
       def clean_parameters(parameters)
         original_encoding_map = build_encoding_map(parameters)
-        params = transform_key_encoding(parameters, Hash.new{ |h, _| [Encoding::ASCII_8BIT, h] })
-        cleaned_params = parameter_filter.filter(params).reject{ |key, _value| @exceptions.include?(key) }
+        params = transform_key_encoding(parameters, Hash.new { |h, _| [Encoding::ASCII_8BIT, h] })
+        cleaned_params = parameter_filter.filter(params).reject { |key, _value| @exceptions.include?(key) }
         transform_key_encoding(cleaned_params, original_encoding_map)
       end
 
diff --git a/lib/grape_logging/loggers/request_headers.rb b/lib/grape_logging/loggers/request_headers.rb
index 40c86d4..1d6a637 100644
--- a/lib/grape_logging/loggers/request_headers.rb
+++ b/lib/grape_logging/loggers/request_headers.rb
@@ -1,7 +1,6 @@
 module GrapeLogging
   module Loggers
     class RequestHeaders < GrapeLogging::Loggers::Base
-
       HTTP_PREFIX = 'HTTP_'.freeze
 
       def parameters(request, _)
@@ -16,7 +15,6 @@ def parameters(request, _)
 
         { headers: headers }
       end
-
     end
   end
 end
diff --git a/lib/grape_logging/loggers/response.rb b/lib/grape_logging/loggers/response.rb
index 8b76d12..9bff5f3 100644
--- a/lib/grape_logging/loggers/response.rb
+++ b/lib/grape_logging/loggers/response.rb
@@ -11,12 +11,11 @@ def parameters(_, response)
       # For example, if you POST on a PUT endpoint, response.body is egal to """".
       # It's strange, but it's the Grape behavior...
       def serialized_response_body(response)
-
         if response.respond_to?(:body)
           # Rack responses
           begin
-            response.body.map{ |body| JSON.parse(body.to_s) }
-          rescue # No reason to have "=> e" here when we don't use it..
+            response.body.map { |body| JSON.parse(body.to_s) }
+          rescue StandardError # No reason to have "=> e" here when we don't use it..
             response.body
           end
         else
diff --git a/lib/grape_logging/middleware/request_logger.rb b/lib/grape_logging/middleware/request_logger.rb
index cfbd40a..b2fc37e 100644
--- a/lib/grape_logging/middleware/request_logger.rb
+++ b/lib/grape_logging/middleware/request_logger.rb
@@ -3,11 +3,12 @@
 module GrapeLogging
   module Middleware
     class RequestLogger < Grape::Middleware::Base
-
-      ActiveSupport::Notifications.subscribe('sql.active_record') do |*args|
-        event = ActiveSupport::Notifications::Event.new(*args)
-        GrapeLogging::Timings.append_db_runtime(event)
-      end if defined?(ActiveRecord)
+      if defined?(ActiveRecord)
+        ActiveSupport::Notifications.subscribe('sql.active_record') do |*args|
+          event = ActiveSupport::Notifications::Event.new(*args)
+          GrapeLogging::Timings.append_db_runtime(event)
+        end
+      end
 
       # Persist response status & response (body)
       # to use int in parameters
@@ -18,10 +19,10 @@ def initialize(app, options = {})
 
         @included_loggers = @options[:include] || []
         @reporter = if options[:instrumentation_key]
-          Reporters::ActiveSupportReporter.new(@options[:instrumentation_key])
-        else
-          Reporters::LoggerReporter.new(@options[:logger], @options[:formatter], @options[:log_level])
-        end
+                      Reporters::ActiveSupportReporter.new(@options[:instrumentation_key])
+                    else
+                      Reporters::LoggerReporter.new(@options[:logger], @options[:formatter], @options[:log_level])
+                    end
       end
 
       def before
diff --git a/lib/grape_logging/multi_io.rb b/lib/grape_logging/multi_io.rb
index 5c70c48..2ace6c5 100644
--- a/lib/grape_logging/multi_io.rb
+++ b/lib/grape_logging/multi_io.rb
@@ -5,11 +5,11 @@ def initialize(*targets)
     end
 
     def write(*args)
-      @targets.each {|t| t.write(*args)}
+      @targets.each { |t| t.write(*args) }
     end
 
     def close
       @targets.each(&:close)
     end
   end
-end
\ No newline at end of file
+end
diff --git a/lib/grape_logging/reporters/active_support_reporter.rb b/lib/grape_logging/reporters/active_support_reporter.rb
index 392f9ae..e48ce3e 100644
--- a/lib/grape_logging/reporters/active_support_reporter.rb
+++ b/lib/grape_logging/reporters/active_support_reporter.rb
@@ -8,4 +8,4 @@ def perform(params)
       ActiveSupport::Notifications.instrument @instrumentation_key, params
     end
   end
-end
\ No newline at end of file
+end
diff --git a/lib/grape_logging/reporters/logger_reporter.rb b/lib/grape_logging/reporters/logger_reporter.rb
index 750d94b..422aa92 100644
--- a/lib/grape_logging/reporters/logger_reporter.rb
+++ b/lib/grape_logging/reporters/logger_reporter.rb
@@ -3,9 +3,7 @@ class LoggerReporter
     def initialize(logger, formatter, log_level)
       @logger = logger.clone || Logger.new(STDOUT)
       @log_level = log_level || :info
-      if @logger.respond_to?(:formatter=)
-        @logger.formatter = formatter || @logger.formatter || GrapeLogging::Formatters::Default.new
-      end
+      @logger.formatter = formatter || @logger.formatter || GrapeLogging::Formatters::Default.new if @logger.respond_to?(:formatter=)
     end
 
     def perform(params)
diff --git a/lib/grape_logging/timings.rb b/lib/grape_logging/timings.rb
index 9c1e417..dde7cb2 100644
--- a/lib/grape_logging/timings.rb
+++ b/lib/grape_logging/timings.rb
@@ -1,6 +1,6 @@
 module GrapeLogging
   module Timings
-    extend self
+    module_function
 
     def db_runtime=(value)
       Thread.current[:grape_db_runtime] = value
@@ -18,4 +18,4 @@ def append_db_runtime(event)
       self.db_runtime += event.duration
     end
   end
-end
\ No newline at end of file
+end
diff --git a/lib/grape_logging/util/parameter_filter.rb b/lib/grape_logging/util/parameter_filter.rb
index 1b04fb9..9d009ee 100644
--- a/lib/grape_logging/util/parameter_filter.rb
+++ b/lib/grape_logging/util/parameter_filter.rb
@@ -1,4 +1,4 @@
-if defined?(::Rails.application)
+if defined?(Rails.application)
   if Gem::Version.new(Rails.version) < Gem::Version.new('6.0.0')
     class ParameterFilter < ActionDispatch::Http::ParameterFilter
       def initialize(_replacement, filter_parameters)
@@ -6,7 +6,7 @@ def initialize(_replacement, filter_parameters)
       end
     end
   else
-    require "active_support/parameter_filter"
+    require 'active_support/parameter_filter'
 
     class ParameterFilter < ActiveSupport::ParameterFilter
       def initialize(_replacement, filter_parameters)
@@ -37,9 +37,11 @@ def compiled_filter
 
     class CompiledFilter # :nodoc:
       def self.compile(replacement, filters)
-        return lambda { |params| params.dup } if filters.empty?
+        return ->(params) { params.dup } if filters.empty?
 
-        strings, regexps, blocks = [], [], []
+        strings = []
+        regexps = []
+        blocks = []
 
         filters.each do |item|
           case item
@@ -52,8 +54,8 @@ def self.compile(replacement, filters)
           end
         end
 
-        deep_regexps, regexps = regexps.partition { |r| r.to_s.include?("\\.".freeze) }
-        deep_strings, strings = strings.partition { |s| s.include?("\\.".freeze) }
+        deep_regexps, regexps = regexps.partition { |r| r.to_s.include?('\\.'.freeze) }
+        deep_strings, strings = strings.partition { |s| s.include?('\\.'.freeze) }
 
         regexps << Regexp.new(strings.join('|'.freeze), true) unless strings.empty?
         deep_regexps << Regexp.new(deep_strings.join('|'.freeze), true) unless deep_strings.empty?
@@ -67,7 +69,7 @@ def initialize(replacement, regexps, deep_regexps, blocks)
         @replacement = replacement
         @regexps = regexps
         @deep_regexps = deep_regexps.any? ? deep_regexps : nil
-        @blocks  = blocks
+        @blocks = blocks
       end
 
       def call(original_params, parents = [])
diff --git a/spec/lib/grape_logging/formatters/rails_spec.rb b/spec/lib/grape_logging/formatters/rails_spec.rb
index 03416fe..433d02a 100644
--- a/spec/lib/grape_logging/formatters/rails_spec.rb
+++ b/spec/lib/grape_logging/formatters/rails_spec.rb
@@ -2,11 +2,11 @@
 
 describe GrapeLogging::Formatters::Rails do
   let(:formatter) { described_class.new }
-  let(:severity) { "INFO" }
+  let(:severity) { 'INFO' }
   let(:datetime) { Time.new('2018', '03', '02', '10', '35', '04', '+13:00') }
 
   let(:exception_data) { ArgumentError.new('Message') }
-  let(:hash_data) {
+  let(:hash_data) do
     {
       status: 200,
       time: {
@@ -14,11 +14,11 @@
         db: 40.63,
         view: 231.76999999999998
       },
-      method: "GET",
-      path: "/api/endpoint",
-      host: "localhost"
+      method: 'GET',
+      path: '/api/endpoint',
+      host: 'localhost'
     }
-  }
+  end
 
   describe '#call' do
     context 'string data' do
@@ -36,7 +36,7 @@
         message = formatter.call(severity, datetime, nil, exception_data)
         lines = message.split("\n")
 
-        expect(lines[0]).to eq "I [2018-03-02 10:35:04 +1300] INFO -- : Message (ArgumentError)"
+        expect(lines[0]).to eq 'I [2018-03-02 10:35:04 +1300] INFO -- : Message (ArgumentError)'
         expect(lines[1]).to include '.rb'
         expect(lines.size).to be > 1
       end
@@ -52,9 +52,9 @@
       it 'includes params if included (from GrapeLogging::Loggers::FilterParameters)' do
         hash_data.merge!(
           params: {
-            "some_param" => {
-              value_1: "123",
-              value_2: "456"
+            'some_param' => {
+              value_1: '123',
+              value_2: '456'
             }
           }
         )
@@ -63,16 +63,16 @@
         lines = message.split("\n")
 
         expected_output = if RUBY_VERSION >= '3.4'
-          '  Parameters: {"some_param" => {value_1: "123", value_2: "456"}}'
-        else
-          '  Parameters: {"some_param"=>{:value_1=>"123", :value_2=>"456"}}'
-        end
+                            '  Parameters: {"some_param" => {value_1: "123", value_2: "456"}}'
+                          else
+                            '  Parameters: {"some_param"=>{:value_1=>"123", :value_2=>"456"}}'
+                          end
         expect(lines.first).to eq expected_output
-        expect(lines.last).to eq "Completed 200 OK in 272.4ms (Views: 231.77ms | DB: 40.63ms)"
+        expect(lines.last).to eq 'Completed 200 OK in 272.4ms (Views: 231.77ms | DB: 40.63ms)'
       end
     end
 
-    context "unhandled data" do
+    context 'unhandled data' do
       it 'returns the #inspect string representation' do
         message = formatter.call(severity, datetime, nil, [1, 2, 3])
 
@@ -80,5 +80,4 @@
       end
     end
   end
-
 end
diff --git a/spec/lib/grape_logging/loggers/client_env_spec.rb b/spec/lib/grape_logging/loggers/client_env_spec.rb
index f163fe8..3d490fa 100644
--- a/spec/lib/grape_logging/loggers/client_env_spec.rb
+++ b/spec/lib/grape_logging/loggers/client_env_spec.rb
@@ -4,14 +4,14 @@
 describe GrapeLogging::Loggers::ClientEnv do
   let(:ip) { '10.0.0.1' }
   let(:user_agent) { 'user agent' }
-  let(:forwarded_for) { "forwarded for" }
-  let(:remote_addr) { "remote address" }
+  let(:forwarded_for) { 'forwarded for' }
+  let(:remote_addr) { 'remote address' }
 
   context 'forwarded for' do
     let(:mock_request) do
       OpenStruct.new(env: {
-        "HTTP_X_FORWARDED_FOR" => forwarded_for
-      })
+                       'HTTP_X_FORWARDED_FOR' => forwarded_for
+                     })
     end
 
     it 'sets the ip key' do
@@ -27,8 +27,8 @@
   context 'remote address' do
     let(:mock_request) do
       OpenStruct.new(env: {
-        "REMOTE_ADDR" => remote_addr
-      })
+                       'REMOTE_ADDR' => remote_addr
+                     })
     end
 
     it 'sets the ip key' do
@@ -39,8 +39,8 @@
   context 'user agent' do
     let(:mock_request) do
       OpenStruct.new(env: {
-        "HTTP_USER_AGENT" => user_agent
-      })
+                       'HTTP_USER_AGENT' => user_agent
+                     })
     end
 
     it 'sets the ua key' do
diff --git a/spec/lib/grape_logging/loggers/filter_parameters_spec.rb b/spec/lib/grape_logging/loggers/filter_parameters_spec.rb
index 8b0a031..b189094 100644
--- a/spec/lib/grape_logging/loggers/filter_parameters_spec.rb
+++ b/spec/lib/grape_logging/loggers/filter_parameters_spec.rb
@@ -1,27 +1,26 @@
 require 'spec_helper'
 require 'ostruct'
 
-
 describe GrapeLogging::Loggers::FilterParameters do
   let(:filtered_parameters) { %w[one four] }
 
   let(:mock_request) do
     OpenStruct.new(params: {
-      'this_one' => 'this one',
-      'that_one' => 'one',
-      'two' => 'two',
-      'three' => 'three',
-      'four' => 'four',
-      "\xff" => 'invalid utf8',
-    })
+                     'this_one' => 'this one',
+                     'that_one' => 'one',
+                     'two' => 'two',
+                     'three' => 'three',
+                     'four' => 'four',
+                     "\xff" => 'invalid utf8'
+                   })
   end
 
   let(:mock_request_with_deep_nesting) do
-    deep_clone = lambda { Marshal.load Marshal.dump mock_request.params }
+    deep_clone = -> { Marshal.load Marshal.dump mock_request.params }
     OpenStruct.new(
       params: deep_clone.call.merge(
         'five' => deep_clone.call.merge(
-          deep_clone.call.merge({'six' => {'seven' => 'seven', 'eight' => 'eight', 'one' => 'another one'}})
+          deep_clone.call.merge({ 'six' => { 'seven' => 'seven', 'eight' => 'eight', 'one' => 'another one' } })
         )
       )
     )
@@ -36,37 +35,37 @@
   shared_examples 'filtering' do
     it 'filters out sensitive parameters' do
       expect(subject.parameters(mock_request, nil)).to eq(params: {
-        'this_one' => subject.instance_variable_get('@replacement'),
-        'that_one' => subject.instance_variable_get('@replacement'),
-        'two' => 'two',
-        'three' => 'three',
-        'four' => subject.instance_variable_get('@replacement'),
-        "\xff" => 'invalid utf8',
-      })
+                                                            'this_one' => subject.instance_variable_get('@replacement'),
+                                                            'that_one' => subject.instance_variable_get('@replacement'),
+                                                            'two' => 'two',
+                                                            'three' => 'three',
+                                                            'four' => subject.instance_variable_get('@replacement'),
+                                                            "\xff" => 'invalid utf8'
+                                                          })
     end
 
     it 'deeply filters out sensitive parameters' do
       expect(subject.parameters(mock_request_with_deep_nesting, nil)).to eq(params: {
-        'this_one' => subject.instance_variable_get('@replacement'),
-        'that_one' => subject.instance_variable_get('@replacement'),
-        'two' => 'two',
-        'three' => 'three',
-        'four' => subject.instance_variable_get('@replacement'),
-        "\xff" => 'invalid utf8',
-        'five' => {
-          'this_one' => subject.instance_variable_get('@replacement'),
-          'that_one' => subject.instance_variable_get('@replacement'),
-          'two' => 'two',
-          'three' => 'three',
-          'four' => subject.instance_variable_get('@replacement'),
-          "\xff" => 'invalid utf8',
-          'six' => {
-            'seven' => 'seven',
-            'eight' => 'eight',
-            'one' => subject.instance_variable_get('@replacement'),
-          },
-        },
-      })
+                                                                              'this_one' => subject.instance_variable_get('@replacement'),
+                                                                              'that_one' => subject.instance_variable_get('@replacement'),
+                                                                              'two' => 'two',
+                                                                              'three' => 'three',
+                                                                              'four' => subject.instance_variable_get('@replacement'),
+                                                                              "\xff" => 'invalid utf8',
+                                                                              'five' => {
+                                                                                'this_one' => subject.instance_variable_get('@replacement'),
+                                                                                'that_one' => subject.instance_variable_get('@replacement'),
+                                                                                'two' => 'two',
+                                                                                'three' => 'three',
+                                                                                'four' => subject.instance_variable_get('@replacement'),
+                                                                                "\xff" => 'invalid utf8',
+                                                                                'six' => {
+                                                                                  'seven' => 'seven',
+                                                                                  'eight' => 'eight',
+                                                                                  'one' => subject.instance_variable_get('@replacement')
+                                                                                }
+                                                                              }
+                                                                            })
     end
   end
 
diff --git a/spec/lib/grape_logging/loggers/request_headers_spec.rb b/spec/lib/grape_logging/loggers/request_headers_spec.rb
index 03dd5ca..b9c02d6 100644
--- a/spec/lib/grape_logging/loggers/request_headers_spec.rb
+++ b/spec/lib/grape_logging/loggers/request_headers_spec.rb
@@ -3,38 +3,38 @@
 
 describe GrapeLogging::Loggers::RequestHeaders do
   let(:mock_request) do
-    OpenStruct.new(env: {HTTP_REFERER: 'http://example.com', HTTP_ACCEPT: 'text/plain'})
+    OpenStruct.new(env: { HTTP_REFERER: 'http://example.com', HTTP_ACCEPT: 'text/plain' })
   end
 
   let(:mock_request_with_unhandled_headers) do
     OpenStruct.new(env: {
-      HTTP_REFERER: 'http://example.com',
-      "PATH_INFO"=>"/api/v1/users"
-    })
+                     HTTP_REFERER: 'http://example.com',
+                     'PATH_INFO' => '/api/v1/users'
+                   })
   end
 
   let(:mock_request_with_long_headers) do
     OpenStruct.new(env: {
-      HTTP_REFERER: 'http://example.com',
-      HTTP_USER_AGENT: "Mozilla/5.0"
-    })
+                     HTTP_REFERER: 'http://example.com',
+                     HTTP_USER_AGENT: 'Mozilla/5.0'
+                   })
   end
 
   it 'strips HTTP_ from the parameter' do
     expect(subject.parameters(mock_request, nil)).to eq({
-      headers: {'Referer' => 'http://example.com', 'Accept' => 'text/plain'}
-    })
+                                                          headers: { 'Referer' => 'http://example.com', 'Accept' => 'text/plain' }
+                                                        })
   end
 
   it 'only handle things which start with HTTP_' do
     expect(subject.parameters(mock_request_with_unhandled_headers, nil)).to eq({
-      headers: {'Referer' => 'http://example.com' }
-    })
+                                                                                 headers: { 'Referer' => 'http://example.com' }
+                                                                               })
   end
 
   it 'substitutes _ with -' do
     expect(subject.parameters(mock_request_with_long_headers, nil)).to eq({
-      headers: {'Referer' => 'http://example.com', 'User-Agent' => 'Mozilla/5.0' }
-    })
+                                                                            headers: { 'Referer' => 'http://example.com', 'User-Agent' => 'Mozilla/5.0' }
+                                                                          })
   end
 end
diff --git a/spec/lib/grape_logging/loggers/response_spec.rb b/spec/lib/grape_logging/loggers/response_spec.rb
index a8ff473..c70c253 100644
--- a/spec/lib/grape_logging/loggers/response_spec.rb
+++ b/spec/lib/grape_logging/loggers/response_spec.rb
@@ -4,25 +4,25 @@
 describe GrapeLogging::Loggers::Response do
   context 'with a parseable JSON body' do
     let(:response) do
-      OpenStruct.new(body: [{"one": "two", "three": {"four": 5}}])
+      OpenStruct.new(body: [{ one: 'two', three: { four: 5 } }])
     end
 
     it 'returns an array of parsed JSON objects' do
       expect(subject.parameters(nil, response)).to eq({
-        response: [response.body.first],
-      })
+                                                        response: [response.body.first]
+                                                      })
     end
   end
 
   context 'with a body that is not parseable JSON' do
     let(:response) do
-      OpenStruct.new(body: "this is a body")
+      OpenStruct.new(body: 'this is a body')
     end
 
     it 'just returns the body' do
       expect(subject.parameters(nil, response)).to eq({
-        response: response.body,
-      })
+                                                        response: response.body
+                                                      })
     end
   end
 end
diff --git a/spec/lib/grape_logging/middleware/request_logger_spec.rb b/spec/lib/grape_logging/middleware/request_logger_spec.rb
index d2b78b6..19f767b 100644
--- a/spec/lib/grape_logging/middleware/request_logger_spec.rb
+++ b/spec/lib/grape_logging/middleware/request_logger_spec.rb
@@ -3,10 +3,10 @@
 
 describe GrapeLogging::Middleware::RequestLogger do
   let(:subject) { request.send(request_method, path) }
-  let(:app) { proc{ [status, {} , ['response body']] } }
+  let(:app) { proc { [status, {}, ['response body']] } }
   let(:stack) { described_class.new app, options }
   let(:request) { Rack::MockRequest.new(stack) }
-  let(:options) { {include: [], logger: logger} }
+  let(:options) { { include: [], logger: logger } }
   let(:logger) { double('logger') }
   let(:path) { '/' }
   let(:request_method) { 'get' }
@@ -49,7 +49,7 @@
   end
 
   context 'with a nil response' do
-    let(:app) { proc{ [500, {} , nil] } }
+    let(:app) { proc { [500, {}, nil] } }
     it 'should log "fail" instead of a status' do
       expect(Rack::MockResponse).to receive(:new) { nil }
       expect(logger).to receive('info') do |arguments|
@@ -64,7 +64,7 @@
       options[:include] << GrapeLogging::Loggers::RequestHeaders.new
       options[:include] << GrapeLogging::Loggers::ClientEnv.new
       options[:include] << GrapeLogging::Loggers::Response.new
-      options[:include] << GrapeLogging::Loggers::FilterParameters.new(["replace_me"])
+      options[:include] << GrapeLogging::Loggers::FilterParameters.new(['replace_me'])
     end
 
     %w[get put post delete options head patch].each do |the_method|
@@ -84,9 +84,9 @@
     it 'should filter parameters in the log' do
       expect(logger).to receive('info') do |arguments|
         expect(arguments[:params]).to eq(
-          "replace_me" => '[FILTERED]',
-          "replace_me_too" => '[FILTERED]',
-          "cant_touch_this" => 'should see'
+          'replace_me' => '[FILTERED]',
+          'replace_me_too' => '[FILTERED]',
+          'cant_touch_this' => 'should see'
         )
       end
       parameters = {
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 59d065a..75f6252 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -33,57 +33,55 @@
   # triggering implicit auto-inclusion in groups with matching metadata.
   config.shared_context_metadata_behavior = :apply_to_host_groups
 
-# The settings below are suggested to provide a good initial experience
-# with RSpec, but feel free to customize to your heart's content.
-=begin
-  # This allows you to limit a spec run to individual examples or groups
-  # you care about by tagging them with `:focus` metadata. When nothing
-  # is tagged with `:focus`, all examples get run. RSpec also provides
-  # aliases for `it`, `describe`, and `context` that include `:focus`
-  # metadata: `fit`, `fdescribe` and `fcontext`, respectively.
-  config.filter_run_when_matching :focus
-
-  # Allows RSpec to persist some state between runs in order to support
-  # the `--only-failures` and `--next-failure` CLI options. We recommend
-  # you configure your source control system to ignore this file.
-  config.example_status_persistence_file_path = "spec/examples.txt"
-
-  # Limits the available syntax to the non-monkey patched syntax that is
-  # recommended. For more details, see:
-  #   - http://rspec.info/blog/2012/06/rspecs-new-expectation-syntax/
-  #   - http://www.teaisaweso.me/blog/2013/05/27/rspecs-new-message-expectation-syntax/
-  #   - http://rspec.info/blog/2014/05/notable-changes-in-rspec-3/#zero-monkey-patching-mode
-  config.disable_monkey_patching!
-
-  # This setting enables warnings. It's recommended, but in some cases may
-  # be too noisy due to issues in dependencies.
-  config.warnings = true
-
-  # Many RSpec users commonly either run the entire suite or an individual
-  # file, and it's useful to allow more verbose output when running an
-  # individual spec file.
-  if config.files_to_run.one?
-    # Use the documentation formatter for detailed output,
-    # unless a formatter has already been configured
-    # (e.g. via a command-line flag).
-    config.default_formatter = 'doc'
-  end
-
-  # Print the 10 slowest examples and example groups at the
-  # end of the spec run, to help surface which specs are running
-  # particularly slow.
-  config.profile_examples = 10
-
-  # Run specs in random order to surface order dependencies. If you find an
-  # order dependency and want to debug it, you can fix the order by providing
-  # the seed, which is printed after each run.
-  #     --seed 1234
-  config.order = :random
-
-  # Seed global randomization in this process using the `--seed` CLI option.
-  # Setting this allows you to use `--seed` to deterministically reproduce
-  # test failures related to randomization by passing the same `--seed` value
-  # as the one that triggered the failure.
-  Kernel.srand config.seed
-=end
+  # The settings below are suggested to provide a good initial experience
+  # with RSpec, but feel free to customize to your heart's content.
+  #   # This allows you to limit a spec run to individual examples or groups
+  #   # you care about by tagging them with `:focus` metadata. When nothing
+  #   # is tagged with `:focus`, all examples get run. RSpec also provides
+  #   # aliases for `it`, `describe`, and `context` that include `:focus`
+  #   # metadata: `fit`, `fdescribe` and `fcontext`, respectively.
+  #   config.filter_run_when_matching :focus
+  #
+  #   # Allows RSpec to persist some state between runs in order to support
+  #   # the `--only-failures` and `--next-failure` CLI options. We recommend
+  #   # you configure your source control system to ignore this file.
+  #   config.example_status_persistence_file_path = "spec/examples.txt"
+  #
+  #   # Limits the available syntax to the non-monkey patched syntax that is
+  #   # recommended. For more details, see:
+  #   #   - http://rspec.info/blog/2012/06/rspecs-new-expectation-syntax/
+  #   #   - http://www.teaisaweso.me/blog/2013/05/27/rspecs-new-message-expectation-syntax/
+  #   #   - http://rspec.info/blog/2014/05/notable-changes-in-rspec-3/#zero-monkey-patching-mode
+  #   config.disable_monkey_patching!
+  #
+  #   # This setting enables warnings. It's recommended, but in some cases may
+  #   # be too noisy due to issues in dependencies.
+  #   config.warnings = true
+  #
+  #   # Many RSpec users commonly either run the entire suite or an individual
+  #   # file, and it's useful to allow more verbose output when running an
+  #   # individual spec file.
+  #   if config.files_to_run.one?
+  #     # Use the documentation formatter for detailed output,
+  #     # unless a formatter has already been configured
+  #     # (e.g. via a command-line flag).
+  #     config.default_formatter = 'doc'
+  #   end
+  #
+  #   # Print the 10 slowest examples and example groups at the
+  #   # end of the spec run, to help surface which specs are running
+  #   # particularly slow.
+  #   config.profile_examples = 10
+  #
+  #   # Run specs in random order to surface order dependencies. If you find an
+  #   # order dependency and want to debug it, you can fix the order by providing
+  #   # the seed, which is printed after each run.
+  #   #     --seed 1234
+  #   config.order = :random
+  #
+  #   # Seed global randomization in this process using the `--seed` CLI option.
+  #   # Setting this allows you to use `--seed` to deterministically reproduce
+  #   # test failures related to randomization by passing the same `--seed` value
+  #   # as the one that triggered the failure.
+  #   Kernel.srand config.seed
 end