diff --git a/.github/workflows/takt-review.yml b/.github/workflows/takt-review.yml
index d775420..0244f66 100644
--- a/.github/workflows/takt-review.yml
+++ b/.github/workflows/takt-review.yml
@@ -14,7 +14,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with:
-          ref: ${{ github.event.pull_request.head.ref }}
+          ref: ${{ github.event.pull_request.head.sha }}
           fetch-depth: 0
 
       - uses: actions/setup-node@v4