diff --git a/Gemfile.lock b/Gemfile.lock
index b50af29..249608c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -209,7 +209,7 @@ GEM
       parser (>= 3.2.1.0)
     rubocop-graphql (1.4.0)
       rubocop (>= 0.90, < 2)
-    rubocop-rails (2.21.0)
+    rubocop-rails (2.21.1)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.33.0, < 2.0)