diff --git a/.woodpecker.yml b/.woodpecker.yml
index 51ebc9c..f265d8e 100644
--- a/.woodpecker.yml
+++ b/.woodpecker.yml
@@ -3,7 +3,7 @@
 # SPDX-License-Identifier: AGPL-3.0-or-later
 ---
 variables:
-  - &repo git.schmidl.dev/$${CI-REPO_OWNER}/buildimage
+  - &repo 'git.schmidl.dev/${CI-REPO_OWNER}/buildimage'
 steps:
   docker-build:
     image: woodpeckerci/plugin-docker-buildx