diff --git a/Gemfile.lock b/Gemfile.lock
index 4cf423c..41757ca 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -104,6 +104,7 @@ GEM
       execjs
     coffee-script-source (1.9.1)
     columnize (0.9.0)
+    crass (1.0.6)
     css_parser (1.3.6)
       addressable
     daemons (1.2.1)
@@ -269,7 +270,8 @@ GEM
       celluloid (>= 0.15.2)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
-    loofah (2.0.1)
+    loofah (2.18.0)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.9)
     mail (2.6.3)
@@ -278,7 +280,7 @@ GEM
     method_source (0.8.2)
     mime-types (2.4.3)
     mini_magick (4.1.0)
-    mini_portile (0.6.2)
+    mini_portile2 (2.1.0)
     minitest (5.5.1)
     multi_json (1.12.1)
     multi_xml (0.5.5)
@@ -295,8 +297,8 @@ GEM
       net-ssh (>= 2.6.5)
     netrc (0.10.3)
     newrelic_rpm (3.8.1.221)
-    nokogiri (1.6.6.2)
-      mini_portile (~> 0.6.0)
+    nokogiri (1.6.8.1)
+      mini_portile2 (~> 2.1.0)
     notiffany (0.0.6)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -349,8 +351,8 @@ GEM
       activesupport (>= 4.2.0.beta, < 5.0)
       nokogiri (~> 1.6.0)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.2)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.4.3)
+      loofah (~> 2.3)
     railties (4.2.0)
       actionpack (= 4.2.0)
       activesupport (= 4.2.0)