diff --git a/.github/workflows/publish-commit-bottles.yml b/.github/workflows/publish-commit-bottles.yml
index 6394dfaa74234..a171032fba3ef 100644
--- a/.github/workflows/publish-commit-bottles.yml
+++ b/.github/workflows/publish-commit-bottles.yml
@@ -291,7 +291,6 @@ jobs:
         id: pr-pull
         working-directory: ${{steps.set-up-homebrew.outputs.repository-path}}
         env:
-          HOMEBREW_GPG_PASSPHRASE: ${{ secrets.BREWTESTBOT_GPG_SIGNING_SUBKEY_PASSPHRASE }}
           HOMEBREW_GITHUB_API_TOKEN: ${{secrets.HOMEBREW_CORE_PUBLIC_REPO_EMAIL_TOKEN}}
           EXPECTED_SHA: ${{needs.check.outputs.head_sha}}
           LARGE_RUNNER: ${{inputs.large_runner}}