diff --git a/rails-app/Gemfile.lock b/rails-app/Gemfile.lock
index 7a2d91e..099a8cf 100644
--- a/rails-app/Gemfile.lock
+++ b/rails-app/Gemfile.lock
@@ -75,7 +75,7 @@ GEM
     listen (3.7.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.13.0)
+    loofah (2.18.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -86,7 +86,7 @@ GEM
     minitest (5.14.4)
     msgpack (1.4.2)
     nio4r (2.5.8)
-    nokogiri (1.12.5-x86_64-linux)
+    nokogiri (1.13.6-x86_64-linux)
       racc (~> 1.4)
     pg (1.2.3)
     puma (5.5.2)
@@ -115,7 +115,7 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.4.2)
+    rails-html-sanitizer (1.4.3)
       loofah (~> 2.3)
     railties (6.1.4.1)
       actionpack (= 6.1.4.1)