diff --git a/.woodpecker/build-deploy.yaml b/.woodpecker/build-deploy.yaml
index e473967..32e53fc 100644
--- a/.woodpecker/build-deploy.yaml
+++ b/.woodpecker/build-deploy.yaml
@@ -42,7 +42,7 @@ steps:
       - ls
 
     # Crée une branche orpheline (vierge, sans historique ni fichiers)
-      - git checkout --orphan "${PDF_BRANCH}"
+      - git checkout --orphan "$PDF_BRANCH"
       - git reset --hard
 
       # Add all generated files to Git