diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index a74bfc9..b991220 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -31,7 +31,7 @@ jobs:
       - name: Checkout master branch
         uses: actions/checkout@v2
         with:
-          ref: master
+          ref: ${{ github.ref }}
           path: master
           fetch-depth: 0