diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 28faecce..0520121f 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -3,7 +3,8 @@ name: Deploy on release
 on:
   release:
     types: [published]
-
+    branches:
+      - master
 jobs:
   unit-tests:
     runs-on: ubuntu-latest