diff --git a/Gemfile.lock b/Gemfile.lock
index 951ff81..bda6061 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -44,12 +44,14 @@ GEM
     json (2.5.1)
     json-schema (2.8.1)
       addressable (>= 2.4)
-    loofah (2.12.0)
+    loofah (2.18.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     method_source (0.9.2)
     minitest (5.14.4)
-    nokogiri (1.12.3-x86_64-darwin)
+    nokogiri (1.13.6-x86_64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.13.6-x86_64-linux)
       racc (~> 1.4)
     parallel (1.20.1)
     parser (3.0.2.0)
@@ -58,11 +60,11 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     public_suffix (4.0.6)
-    racc (1.5.2)
+    racc (1.6.0)
     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)
     rainbow (3.0.0)
     rake (13.0.6)
@@ -105,6 +107,7 @@ GEM
 
 PLATFORMS
   x86_64-darwin-20
+  x86_64-linux
 
 DEPENDENCIES
   bundler (~> 2.0)