diff --git a/backend/services/identity-service/DEPLOYMENT.md b/backend/services/identity-service/DEPLOYMENT.md
index 10cddfe7..4ff01dfc 100644
--- a/backend/services/identity-service/DEPLOYMENT.md
+++ b/backend/services/identity-service/DEPLOYMENT.md
@@ -50,7 +50,7 @@ cp .env.example .env
 
 3. **启动依赖服务（使用Docker）**
 ```bash
-docker-compose up -d postgres redis kafka
+docker compose up -d postgres redis kafka
 ```
 
 4. **初始化数据库**