diff --git a/ruby/Gemfile.lock b/ruby/Gemfile.lock
index cc37adacc..d5103ec90 100644
--- a/ruby/Gemfile.lock
+++ b/ruby/Gemfile.lock
@@ -101,7 +101,7 @@ GEM
       reverse_markdown (~> 1.0)
       rugged (>= 0.24, < 2.0)
       thor (>= 0.19, < 2.0)
-    loofah (2.16.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     memoizable (0.4.2)
@@ -115,7 +115,7 @@ GEM
     minitest (5.15.0)
     msgpack (1.3.3)
     multipart-post (2.1.1)
-    nokogiri (1.13.3)
+    nokogiri (1.13.10)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     octokit (4.20.0)
@@ -137,15 +137,15 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     public_suffix (4.0.6)
-    racc (1.6.0)
+    racc (1.6.1)
     rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     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)
     rainbow (3.0.0)
     rbtrace (0.4.14)
       ffi (>= 1.0.6)