diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index 74849d0e38..30ebbf4631 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -130,7 +130,7 @@ GEM
     rspec-support (3.12.0)
     rspec_junit_formatter (0.6.0)
       rspec-core (>= 2, < 4, != 2.12.0)
-    rubocop (1.46.0)
+    rubocop (1.47.0)
       json (~> 2.3)
       parallel (~> 1.10)
       parser (>= 3.2.0.0)