diff --git a/.github/docker.yml b/.github/workflows/docker.yml
similarity index 97%
rename from .github/docker.yml
rename to .github/workflows/docker.yml
index fe49391..0a70906 100644
--- a/.github/docker.yml
+++ b/.github/workflows/docker.yml
@@ -2,7 +2,8 @@ name: Create and publish a Docker image
 
 on:
   push:
-    - master
+    branches:
+      - master
 
 env:
   REGISTRY: ghcr.io