diff --git a/lesson5/Gemfile.lock b/lesson5/Gemfile.lock
index 448cddf..b14ab78 100644
--- a/lesson5/Gemfile.lock
+++ b/lesson5/Gemfile.lock
@@ -95,7 +95,7 @@ GEM
     listen (3.7.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.12.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -106,12 +106,12 @@ GEM
     minitest (5.14.4)
     msgpack (1.4.2)
     nio4r (2.5.8)
-    nokogiri (1.12.3-x86_64-linux)
+    nokogiri (1.13.10-x86_64-linux)
       racc (~> 1.4)
     public_suffix (4.0.6)
     puma (5.4.0)
       nio4r (~> 2.0)
-    racc (1.5.2)
+    racc (1.6.1)
     rack (2.2.3)
     rack-mini-profiler (2.3.2)
       rack (>= 1.2.0)