diff --git a/Gemfile.lock b/Gemfile.lock
index 41515698..2cf2c440 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -206,7 +206,7 @@ GEM
     listen (3.0.8)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
-    loofah (2.18.0)
+    loofah (2.20.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.2.8)
@@ -239,11 +239,11 @@ GEM
       net-protocol
       timeout
     nio4r (2.5.8)
-    nokogiri (1.13.8-arm64-darwin)
+    nokogiri (1.14.3-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.13.8-x86_64-darwin)
+    nokogiri (1.14.3-x86_64-darwin)
       racc (~> 1.4)
-    nokogiri (1.13.8-x86_64-linux)
+    nokogiri (1.14.3-x86_64-linux)
       racc (~> 1.4)
     notiffany (0.1.3)
       nenv (~> 0.1)
@@ -281,7 +281,7 @@ GEM
     public_suffix (4.0.7)
     puma (4.3.12)
       nio4r (~> 2.0)
-    racc (1.6.0)
+    racc (1.6.2)
     rack (2.2.7)
     rack-protection (2.2.2)
       rack
@@ -304,8 +304,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.4.3)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.5.0)
+      loofah (~> 2.19, >= 2.19.1)
     rails_autolink (1.1.6)
       rails (> 3.1)
     rails_real_favicon (0.1.1)