diff --git a/.github/workflows/build-push-github.yml b/.github/workflows/build-push-github.yml
index e45b6cd..4a1930b 100644
--- a/.github/workflows/build-push-github.yml
+++ b/.github/workflows/build-push-github.yml
@@ -6,8 +6,8 @@
 name: Create and publish a Docker image
 
 on:
-  push:
-    branches: ['master']
+  release:
+    types: [published]
 
 env:
   REGISTRY: ghcr.io