diff --git a/Gemfile.lock b/Gemfile.lock
index 9270369..5043aa2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -14,7 +14,7 @@ GEM
     docopt (0.6.1)
     json (2.7.1)
     language_server-protocol (3.17.0.3)
-    minitest (5.21.0)
+    minitest (5.21.1)
     minitest-skip (0.0.3)
       minitest (~> 5.0)
     parallel (1.24.0)