diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
old mode 100755
new mode 100644
index 60cf1c5..2e4afe9
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -209,7 +209,7 @@ GEM
     rouge (2.2.1)
     ruby-enum (0.7.1)
       i18n
-    rubyzip (1.2.1)
+    rubyzip (2.3.0)
     safe_yaml (1.0.4)
     sass (3.5.4)
       sass-listen (~> 4.0.0)