diff --git a/Gemfile.lock b/Gemfile.lock
index 77b3a14..c2464a8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -15,7 +15,7 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 3.0)
       netrc (~> 0.7)
-    rubyzip (1.1.7)
+    rubyzip (1.3.0)
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.1)