diff --git a/.github/workflows/publish_docker.yml b/.github/workflows/publish_docker.yml
index f07b9944c..8c81d5fab 100644
--- a/.github/workflows/publish_docker.yml
+++ b/.github/workflows/publish_docker.yml
@@ -2,7 +2,8 @@ name: Create and publish a Docker image
 
 on:
   push:
-    branches: ['develop']
+    branches:
+      - 'develop'
     tags:
       - 'v*'
   pull_request: