diff --git a/.github/workflows/docker-build.yml b/.github/workflows/docker-build.yml
index efca453..bc1eb6e 100644
--- a/.github/workflows/docker-build.yml
+++ b/.github/workflows/docker-build.yml
@@ -17,7 +17,6 @@ on:
       image_name:
         description: 'name of the dockerimage'
         required: true
-        default: ${{ github.repository }}
         type: string
       checkout:
         description: 'checkout repo first'