diff --git a/Gemfile.lock b/Gemfile.lock
index 79430c78..3b55e23e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -177,7 +177,7 @@ GEM
     minitest-ci (3.4.0)
       minitest (>= 5.0.6)
     mono_logger (1.1.2)
-    msgpack (1.7.3)
+    msgpack (1.7.5)
     multi_json (1.15.0)
     multi_xml (0.7.1)
       bigdecimal (~> 3.1)