diff --git a/Gemfile.lock b/Gemfile.lock
index e18bfaf..391e977 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -123,7 +123,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.6.0)
+    loofah (2.18.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -133,12 +133,13 @@ GEM
     method_source (1.0.0)
     mimemagic (0.3.5)
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.14.1)
     msgpack (1.3.3)
     nio4r (2.5.2)
-    nokogiri (1.10.9)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     parallel (1.19.2)
     parser (2.7.1.3)
       ast (~> 2.4.0)
@@ -147,6 +148,7 @@ GEM
     psych (3.1.0)
     public_suffix (4.0.5)
     puma (3.12.6)
+    racc (1.6.0)
     rack (2.2.3)
     rack-attack (6.3.1)
       rack (>= 1.0, < 3)
@@ -174,7 +176,7 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.3.0)
+    rails-html-sanitizer (1.4.3)
       loofah (~> 2.3)
     rails-i18n (6.0.0)
       i18n (>= 0.7, < 2)