diff --git a/src/supermarket/Gemfile.lock b/src/supermarket/Gemfile.lock
index 735ac3415..63ebd814c 100644
--- a/src/supermarket/Gemfile.lock
+++ b/src/supermarket/Gemfile.lock
@@ -606,7 +606,7 @@ GEM
       unicode-display_width (>= 1.4.0, < 3.0)
     rubocop-ast (1.12.0)
       parser (>= 3.0.1.1)
-    rubocop-rails (2.12.3)
+    rubocop-rails (2.12.4)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.7.0, < 2.0)