diff --git a/Gemfile.lock b/Gemfile.lock
index 24d3cac..507262e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -356,7 +356,7 @@ GEM
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
     ruby-progressbar (1.10.1)
-    rubyzip (1.2.3)
+    rubyzip (1.3.0)
     sass (3.7.4)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)