diff --git a/Gemfile.lock b/Gemfile.lock
index ab8330f..e337bf6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -247,7 +247,7 @@ GEM
       i18n
     ruby-progressbar (1.10.1)
     ruby_dep (1.5.0)
-    rubyzip (1.2.4)
+    rubyzip (2.3.0)
     safe_yaml (1.0.5)
     sass (3.7.4)
       sass-listen (~> 4.0.0)