diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 60328880..9734663c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -113,6 +113,7 @@ jobs:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
     - name: Create new nightly
+      if: github.ref_name == 'master'
       uses: ncipollo/release-action@v1
       with:
         name: Nightly