diff --git a/Gemfile.lock b/Gemfile.lock
index c6ad0cedbea..a10b3f93a2c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -234,7 +234,7 @@ GEM
     mini_sql (1.4.0)
     mini_suffix (0.3.3)
       ffi (~> 1.9)
-    minitest (5.18.0)
+    minitest (5.18.1)
     mocha (2.0.4)
       ruby2_keywords (>= 0.0.5)
     msgpack (1.7.1)