diff --git a/.rubocop.yml b/.rubocop.yml
index 90917c1d..588ee08e 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -11,7 +11,7 @@ AllCops:
   - Homebrew/bin/*
   - Homebrew/vendor/**/*
   - Taps/*/*/vendor/**/*
-  - vendor/**/*
+  - "**/vendor/**/*"
   SuggestExtensions:
     rubocop-minitest: false
 Layout/ArgumentAlignment: