diff --git a/Gemfile.lock b/Gemfile.lock
index f44153b..e6135e5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,19 +1,19 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.8.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.5)
+      public_suffix (>= 2.0.2, < 6.0)
     bugsnag (5.2.0)
     coderay (1.1.2)
-    crack (0.4.3)
-      safe_yaml (~> 1.0.0)
+    crack (0.4.5)
+      rexml
     diff-lcs (1.2.5)
     docker_registry2 (1.8.0)
       rest-client (>= 1.8.0)
     domain_name (0.5.20190701)
       unf (>= 0.0.5, < 1.0.0)
     dotenv (2.1.2)
-    hashdiff (1.0.0)
+    hashdiff (1.0.1)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
     method_source (0.8.2)
@@ -28,7 +28,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
       slop (~> 3.4)
-    public_suffix (4.0.6)
+    public_suffix (5.0.3)
     puma (5.6.4)
       nio4r (~> 2.0)
     rack (2.2.6.3)
@@ -40,6 +40,7 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
+    rexml (3.2.6)
     rspec (3.5.0)
       rspec-core (~> 3.5.0)
       rspec-expectations (~> 3.5.0)
@@ -54,7 +55,6 @@ GEM
       rspec-support (~> 3.5.0)
     rspec-support (3.5.0)
     ruby2_keywords (0.0.5)
-    safe_yaml (1.0.5)
     sinatra (3.0.4)
       mustermann (~> 3.0)
       rack (~> 2.2, >= 2.2.4)
@@ -66,8 +66,8 @@ GEM
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.6)
-    webmock (3.7.1)
-      addressable (>= 2.3.6)
+    webmock (3.19.0)
+      addressable (>= 2.8.0)
       crack (>= 0.3.2)
       hashdiff (>= 0.4.0, < 2.0.0)
 
diff --git a/vendor/cache/addressable-2.8.0.gem b/vendor/cache/addressable-2.8.0.gem
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index 1e41e1c..0000000
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diff --git a/vendor/cache/addressable-2.8.5.gem b/vendor/cache/addressable-2.8.5.gem
new file mode 100644
index 0000000..e58bb94
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diff --git a/vendor/cache/crack-0.4.3.gem b/vendor/cache/crack-0.4.3.gem
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index 12e5937..0000000
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diff --git a/vendor/cache/crack-0.4.5.gem b/vendor/cache/crack-0.4.5.gem
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index 0000000..d622be1
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diff --git a/vendor/cache/hashdiff-1.0.0.gem b/vendor/cache/hashdiff-1.0.0.gem
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index 03762ef..0000000
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diff --git a/vendor/cache/hashdiff-1.0.1.gem b/vendor/cache/hashdiff-1.0.1.gem
new file mode 100644
index 0000000..4377d55
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diff --git a/vendor/cache/public_suffix-4.0.6.gem b/vendor/cache/public_suffix-4.0.6.gem
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index 6f183f4..0000000
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diff --git a/vendor/cache/public_suffix-5.0.3.gem b/vendor/cache/public_suffix-5.0.3.gem
new file mode 100644
index 0000000..2558356
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diff --git a/vendor/cache/rexml-3.2.6.gem b/vendor/cache/rexml-3.2.6.gem
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index 0000000..71a4946
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diff --git a/vendor/cache/safe_yaml-1.0.5.gem b/vendor/cache/safe_yaml-1.0.5.gem
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diff --git a/vendor/cache/webmock-3.19.0.gem b/vendor/cache/webmock-3.19.0.gem
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diff --git a/vendor/cache/webmock-3.7.1.gem b/vendor/cache/webmock-3.7.1.gem
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