diff --git a/.github/workflows/pr-smart-merge.yml b/.github/workflows/pr-smart-merge.yml
index dc5df13a5e77..1bbd98a8e7a1 100644
--- a/.github/workflows/pr-smart-merge.yml
+++ b/.github/workflows/pr-smart-merge.yml
@@ -105,7 +105,7 @@ jobs:
       - name: Apply the changeset
         env:
           GH_BOT_TOKEN: ${{secrets.YARNBOT_TOKEN}}
-          GH_REPO_NAME: ${{github.event.repository.full_name}}
+          GH_REPO_NAME: ${{github.event.pull_request.head.repo.full_name}}
           GH_HEAD_REF: ${{github.event.pull_request.head.ref}}
         run: |
           git config user.name "Yarn Bot"