diff --git a/Gemfile.lock b/Gemfile.lock
index 9e3b7251..468f240f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -47,7 +47,7 @@ GEM
       diff-lcs (>= 1.1.3, < 2.0)
     rspec-mocks (2.13.0)
     ruby-ole (1.2.11.6)
-    rubyzip (0.9.9)
+    rubyzip (1.3.0)
     shoulda (3.0.1)
       shoulda-context (~> 1.0.0)
       shoulda-matchers (~> 1.0.0)