diff --git a/.github/workflows/image_creation.yaml b/.github/workflows/image_creation.yaml
index 74817ed..33cfee2 100644
--- a/.github/workflows/image_creation.yaml
+++ b/.github/workflows/image_creation.yaml
@@ -39,5 +39,5 @@ jobs:
           push: true
           tags: git.maximotejeda.com/maximo/ddns:${{ github.ref_name }}
           build-args:
-            - version=${{ github.ref_name }}
-            - SHORTSHA=${{ steps.vars.outputs.shortsha }}
+            - version: ${{ github.ref_name }}
+            - SHORTSHA: ${{ steps.vars.outputs.shortsha }}