diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 0f9b31a..5308a80 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -41,7 +41,7 @@ jobs:
       - name: Install dependencies
         run: npm ci
       - name: Release
-        if: branch = master
+        if: github.ref == 'refs/heads/master'
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           NPM_TOKEN: ${{ secrets.NPM_TOKEN }}