diff --git a/Gemfile.lock b/Gemfile.lock
index 2a985a9..f379f1c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -74,6 +74,7 @@ GEM
     colorize (0.8.1)
     concurrent-ruby (1.0.5)
     connection_pool (1.1.0)
+    crass (1.0.5)
     csspool (3.0.2)
     debug_inspector (0.0.2)
     declarative (0.0.10)
@@ -150,8 +151,9 @@ GEM
       actionpack (>= 3)
       activesupport (>= 3)
       railties (>= 3)
-    loofah (1.2.1)
-      nokogiri (>= 1.4.4)
+    loofah (2.2.3)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
     mail (2.5.4)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)