diff --git a/backend/Dockerfile b/backend/Dockerfile
index 76d2978..9255ee2 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -9,7 +9,7 @@ WORKDIR /app
 
 # 安装依赖
 COPY package*.json ./
-RUN npm install --registry=https://registry.npmmirror.com
+RUN npm install --include=dev --registry=https://registry.npmmirror.com
 
 # 复制源代码
 COPY . .