diff --git a/.gitea/workflows/dockerfile_runner.yaml b/.gitea/workflows/dockerfile_runner.yaml
index 89bd1f0..3c8dbad 100644
--- a/.gitea/workflows/dockerfile_runner.yaml
+++ b/.gitea/workflows/dockerfile_runner.yaml
@@ -41,7 +41,7 @@ jobs:
           push: true
           tags: |
             gitea.tryton.geeraert.eu/pi-ux-ce/django-python:latest
-            gitea.tryton.geeraert.eu/pi-ux-ce/django-python:$next_version
+            gitea.tryton.geeraert.eu/pi-ux-ce/django-python:{{next_version}}
           cache-from: type=registry,ref=gitea.tryton.geeraert.eu/pi-ux-ce/django-python:buildcache
           cache-to: type=registry,ref=gitea.tryton.geeraert.eu/pi-ux-ce/django-python:buildcache,mode=max