diff --git a/.gitea/workflows/deploy-backend.yml b/.gitea/workflows/deploy-backend.yml
index fcf78ef..e551ee1 100644
--- a/.gitea/workflows/deploy-backend.yml
+++ b/.gitea/workflows/deploy-backend.yml
@@ -41,10 +41,16 @@ jobs:
           script: |
             cd /data/docker/photography/backend
             
-            # 拉取最新镜像并重启
+            # 拉取最新镜像
             IMAGE_TAG="${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.sha }}"
             docker pull $IMAGE_TAG
-            docker compose down api
-            docker compose up -d api
+            
+            # 更新镜像标签
+            docker tag $IMAGE_TAG ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
+            docker push ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
+            
+            # 使用生产环境配置部署
+            docker compose -f docker-compose.prod.yml down api
+            docker compose -f docker-compose.prod.yml up -d api
             
             echo "✅ 后端部署完成！"
\ No newline at end of file
diff --git a/backend/docker-compose.prod.yml b/backend/docker-compose.prod.yml
index eedfeeb..ef3e34e 100644
--- a/backend/docker-compose.prod.yml
+++ b/backend/docker-compose.prod.yml
@@ -58,9 +58,7 @@ services:
 
   # 数据库迁移服务 (一次性运行)
   migrate:
-    build:
-      context: .
-      dockerfile: Dockerfile
+    image: crpi-b4fqtfbvv583enk2.cn-shanghai.personal.cr.aliyuncs.com/photography-backend/photography:latest
     container_name: photography-migrate
     environment:
       DB_HOST: ${DB_HOST:-localhost}