diff --git a/Gemfile.lock b/Gemfile.lock
index 1401eb8..bff79a5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -141,7 +141,7 @@ GEM
     listen (3.2.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.10.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -156,7 +156,7 @@ GEM
     msgpack (1.3.3)
     nested_form (0.3.2)
     nio4r (2.5.8)
-    nokogiri (1.13.6)
+    nokogiri (1.13.10)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     parallel (1.19.1)
@@ -170,7 +170,7 @@ GEM
       pry (>= 0.10.4)
     puma (4.3.12)
       nio4r (~> 2.0)
-    racc (1.6.0)
+    racc (1.6.1)
     rack (2.2.3)
     rack-pjax (1.1.0)
       nokogiri (~> 1.5)
@@ -197,8 +197,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.3.0)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     rails_admin (2.1.1)
       activemodel-serializers-xml (>= 1.0)
       builder (~> 3.1)