diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index edcc1e4a9e..1e45a4b643 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -80,7 +80,7 @@ GEM
     rspec-support (3.9.0)
     rspec-wait (0.0.9)
       rspec (>= 3, < 4)
-    rubocop (0.76.0)
+    rubocop (0.77.0)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
       parser (>= 2.6)