diff --git a/Jenkinsfile b/Jenkinsfile
index bb409f3..52dbe97 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -45,7 +45,6 @@ pipeline {
                     # 构建后端（TypeScript 编译 + Prisma Client 生成）
                     echo "===============================构建后端...==============================="
                     cd backend
-                    npm install
                     npm run prisma:generate
                     npm run build
                     cd ..