diff --git a/Gemfile.lock b/Gemfile.lock
index 14cbf578c..657ce30ab 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -129,6 +129,7 @@ GEM
     rmagick (2.13.1)
     ruby_parser (2.3.0)
       sexp_processor (~> 3.0)
+    sass (3.1.7)
     sexp_processor (3.0.6)
     shoulda (2.11.3)
     silent-postgres (0.1.1)
@@ -186,6 +187,7 @@ DEPENDENCIES
   rails (= 3.1.0)
   rmagick
   sanitize!
+  sass
   shoulda
   silent-postgres
   simple_form