diff --git a/.github/workflows/cache.yml b/.github/workflows/cache.yml
index d9513c7..a4c331a 100644
--- a/.github/workflows/cache.yml
+++ b/.github/workflows/cache.yml
@@ -27,7 +27,8 @@ jobs:
       - name: Update Homebrew
         run: |
           brew update --preinstall
-          cat "$(brew --repository)/Library/Taps/homebrew/homebrew-core/Formula/" > .github/brew-formulae
+          ls -l  "$(brew --repository)/Library/Taps/homebrew/homebrew-core/Formula/"
+          cat "$(brew --repository)/Library/Taps/homebrew/homebrew-core/Formula/foo.rb" > .github/brew-formulae
       - name: Configure Homebrew cache
         uses: actions/cache@13aacd865c20de90d75de3b17ebe84f7a17d57d2 # 4.0
         with: