diff --git a/.gitea/workflows/deploy.yaml b/.gitea/workflows/deploy.yaml
index 1496d00..d4baf8c 100644
--- a/.gitea/workflows/deploy.yaml
+++ b/.gitea/workflows/deploy.yaml
@@ -23,6 +23,9 @@ jobs:
           
           # 3. 重新啟動 Docker 容器
           echo "Restarting Docker Compose..."
+          docker compose down
           docker compose up -d --build
+          # 清理掉沒標籤的暫存鏡像 (dangling images)
+          docker image prune -f
           
           echo "Deployment successful!"
\ No newline at end of file