diff --git a/Gemfile.lock b/Gemfile.lock
index 722654b..8924096 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -104,7 +104,7 @@ GEM
       kaminari-core (= 1.2.1)
     kaminari-core (1.2.1)
     libv8 (8.4.255.0)
-    loofah (2.7.0)
+    loofah (2.18.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -120,7 +120,7 @@ GEM
     minitest (5.14.1)
     net-ldap (0.16.3)
     nio4r (2.5.2)
-    nokogiri (1.13.3)
+    nokogiri (1.13.6)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     passenger (6.0.6)
@@ -149,7 +149,7 @@ 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)