diff --git a/Gemfile.lock b/Gemfile.lock
index f991f14d4e..2051f42e40 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -393,7 +393,7 @@ GEM
       ruby-progressbar (~> 1.7)
       unicode-display_width (~> 1.0, >= 1.0.1)
     ruby-progressbar (1.7.5)
-    rubyzip (1.1.7)
+    rubyzip (2.0.0)
     sass (3.2.7)
     sass-rails (3.2.6)
       railties (~> 3.2.0)