diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 69e2b88..076935a 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -12,7 +12,7 @@ jobs:
       - name: Checkout release Tag
         uses: actions/checkout@v3
         with:
-          ref ${{ github.event.release.tag_name }}
+          ref: ${{ github.event.release.tag_name }}
 
       - name: Validate Release Tag
         run: |