diff --git a/Gemfile.lock b/Gemfile.lock
index 6522c90..cc72935 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,7 +9,7 @@ GEM
     multi_json (1.11.0)
     nokogiri (1.6.6.2)
       mini_portile (~> 0.6.0)
-    rubyzip (1.1.7)
+    rubyzip (1.3.0)
     selenium-webdriver (2.46.2)
       childprocess (~> 0.5)
       multi_json (~> 1.0)