diff --git a/Gemfile.lock b/Gemfile.lock
index 27b22eaf..79a960af 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -220,7 +220,7 @@ GEM
       actionpack (>= 4, < 5.1)
       activesupport (>= 4, < 5.1)
       railties (>= 4, < 5.1)
-    loofah (2.18.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.9)
@@ -247,7 +247,7 @@ GEM
     nenv (0.2.0)
     nested_form (0.3.2)
     newrelic_rpm (3.14.0.305)
-    nokogiri (1.13.6)
+    nokogiri (1.13.10)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     notiffany (0.0.8)
@@ -286,7 +286,7 @@ GEM
     public_suffix (4.0.6)
     quiet_assets (1.1.0)
       railties (>= 3.1, < 5.0)
-    racc (1.6.0)
+    racc (1.6.1)
     rack (1.6.13)
     rack-contrib (1.4.0)
       git-version-bump (~> 0.15)
@@ -312,8 +312,8 @@ GEM
       activesupport (>= 4.2.0, < 5.0)
       nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.4.3)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     rails-i18n (4.0.9)
       i18n (~> 0.7)
       railties (~> 4.0)