diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index 46e0ea7746..8bc3048514 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -14,7 +14,7 @@ jobs:
         id: check-permission
         with:
           require: write
-          username: github.triggering_actor
+          username: ${{ github.triggering_actor }}
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0