diff --git a/Gemfile.lock b/Gemfile.lock
index 1a407ee12..925feced4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -100,7 +100,7 @@ GEM
     request_store (1.0.5)
     rmagick (2.13.3)
     ruby-openid (2.3.0)
-    rubyzip (1.1.6)
+    rubyzip (1.3.0)
     selenium-webdriver (2.42.0)
       childprocess (>= 0.5.0)
       multi_json (~> 1.0)