diff --git a/.gitea/workflows/actions.yaml b/.gitea/workflows/actions.yaml
index a009354..aaa55ca 100644
--- a/.gitea/workflows/actions.yaml
+++ b/.gitea/workflows/actions.yaml
@@ -87,6 +87,9 @@ jobs:
           push: true
           context: .
           tags: djpbessems/packer-extended:${{ needs.semrel_dryrun.outputs.version }}
+          build-args: |
+            REPO_USERNAME=${{ secrets.REPO_USERNAME }}
+            REPO_PASSWORD=${{ secrets.REPO_PASSWORD }}
         env:
           DOCKER_HOST: "tcp://docker:2376/"
           DOCKER_TLS_CERTDIR: "/certs"