diff --git a/Gemfile.lock b/Gemfile.lock
index 7009bd3..5c4b5c2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -116,7 +116,7 @@ GEM
       actionpack (>= 3.0, < 7.0)
       activerecord (>= 3.0, < 7.0)
       railties (>= 3.0, < 7.0)
-    loofah (2.13.0)
+    loofah (2.18.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -128,7 +128,7 @@ GEM
     minitest (5.10.3)
     multi_json (1.15.0)
     nio4r (2.5.8)
-    nokogiri (1.12.5-x86_64-linux)
+    nokogiri (1.13.6-x86_64-linux)
       racc (~> 1.4)
     oj (3.13.10)
     oj_mimic_json (1.0.1)
@@ -163,7 +163,7 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.4.2)
+    rails-html-sanitizer (1.4.3)
       loofah (~> 2.3)
     railties (6.1.4.4)
       actionpack (= 6.1.4.4)