diff --git a/.jenkins/Dockerfile b/.jenkins/Dockerfile
index e059273..38462a6 100644
--- a/.jenkins/Dockerfile
+++ b/.jenkins/Dockerfile
@@ -40,8 +40,8 @@ ENV PYTHONUNBUFFERED=1 \
 #   yum-utils / net-tools       : 系统工具
 # 末尾清理 yum 缓存，避免缓存被打进镜像层
 # ------------------------------------------------------------
-RUN yum install -y yum-utils net-tools && \
-    yum clean all && rm -rf /var/cache/yum
+#RUN yum install -y yum-utils net-tools && \
+#    yum clean all && rm -rf /var/cache/yum
 
 # ------------------------------------------------------------
 # 配置 pip 国内镜像源并升级 pip