diff --git a/.github/workflows/docker-io.yml b/.github/workflows/docker-io.yml
index 29f2687fa..bb10e962b 100644
--- a/.github/workflows/docker-io.yml
+++ b/.github/workflows/docker-io.yml
@@ -2,9 +2,10 @@ name: Publish Docker image (io)
 
 on:
   push:
+    branches:
+      - io 
     tags:
       - "**"
-
   workflow_dispatch:
 
 jobs: