diff --git a/.gitea/workflows/auto-deploy.yml b/.gitea/workflows/auto-deploy.yml
index 135c05c..1bfad6e 100644
--- a/.gitea/workflows/auto-deploy.yml
+++ b/.gitea/workflows/auto-deploy.yml
@@ -41,8 +41,8 @@ jobs:
           # Parse changed paths → extract {node} and {stack}
           # Expected pattern: nodes/{node}/{stack}/...
           # ---------------------------------------------------------------
-          declare -A SEEN_STACKS
-          declare -a STACKS_TO_DEPLOY
+          declare -A SEEN_STACKS=()
+          declare -a STACKS_TO_DEPLOY=()
 
           while IFS= read -r filepath; do
             [[ -z "$filepath" ]] && continue