diff --git a/Gemfile.lock b/Gemfile.lock
index 2ed30c0b924..9d5d5685973 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -212,7 +212,7 @@ GEM
     mocha (1.12.0)
     mock_redis (0.27.3)
       ruby2_keywords
-    msgpack (1.4.1)
+    msgpack (1.4.2)
     multi_json (1.15.0)
     multi_xml (0.6.0)
     multipart-post (2.1.1)