diff --git a/Gemfile.lock b/Gemfile.lock
index e728f95..b1fa91a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -148,7 +148,7 @@ GEM
       lino (>= 4.1)
     ruby_gpg2 (0.12.0)
       lino (>= 4.1)
-    rubyzip (2.4.1)
+    rubyzip (3.0.1)
     sawyer (0.9.2)
       addressable (>= 2.3.5)
       faraday (>= 0.17.3, < 3)