diff --git a/.gitea/workflows/cd.yaml b/.gitea/workflows/cd.yaml
index a58dfb5a..eddae9d0 100644
--- a/.gitea/workflows/cd.yaml
+++ b/.gitea/workflows/cd.yaml
@@ -17,6 +17,7 @@ on:
       - 'apps/**'
       - 'k8s/**'
       - '.gitea/workflows/**'
+      - '.dockerignore'
       # docs/、memory/、ADR 等不觸發
       # ops/monitoring/alerts-unified.yml 由 deploy-alerts.yaml 獨立處理 (I3)
   workflow_dispatch: