diff --git a/Gemfile.lock b/Gemfile.lock
index 4ed71fc..8afaaef 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -67,7 +67,7 @@ GEM
       sexp_processor (~> 3.0)
     ruby_parser (2.0.6)
       sexp_processor (~> 3.0)
-    rubyzip (0.9.9)
+    rubyzip (1.3.0)
     sass (3.2.0.alpha.260)
     selenium-webdriver (2.25.0)
       childprocess (>= 0.2.5)