diff --git a/Gemfile.lock b/Gemfile.lock
index b673980..3f8da9e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -149,7 +149,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.12.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -174,9 +174,9 @@ GEM
     multipart-post (2.1.1)
     netrc (0.11.0)
     nio4r (2.5.8)
-    nokogiri (1.12.5-x86_64-darwin)
+    nokogiri (1.13.10-x86_64-darwin)
       racc (~> 1.4)
-    nokogiri (1.12.5-x86_64-linux)
+    nokogiri (1.13.10-x86_64-linux)
       racc (~> 1.4)
     oauth2 (1.4.7)
       faraday (>= 0.8, < 2.0)
@@ -192,7 +192,7 @@ GEM
     public_suffix (4.0.6)
     puma (5.5.2)
       nio4r (~> 2.0)
-    racc (1.6.0)
+    racc (1.6.1)
     rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
@@ -213,8 +213,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.4.2)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     railties (5.2.4.6)
       actionpack (= 5.2.4.6)
       activesupport (= 5.2.4.6)