diff --git a/.jenkins/Dockerfile b/.jenkins/Dockerfile
index cfbfaf5..e059273 100644
--- a/.jenkins/Dockerfile
+++ b/.jenkins/Dockerfile
@@ -38,17 +38,9 @@ ENV PYTHONUNBUFFERED=1 \
 # ------------------------------------------------------------
 # 安装编译所需工具链
 #   yum-utils / net-tools       : 系统工具
-#   gcc / gcc-c++               : C/C++ 编译器，编译 C 扩展必需
-#   make / cmake                : 构建工具
-#   openssl-devel               : 编译 _ssl / cryptography 相关依赖
-#   bzip2-devel                 : 编译 _bz2 模块
-#   libffi-devel                : 编译 _ctypes 模块
-#   mysql-devel                 : 编译 mysqlclient 等 MySQL 驱动
 # 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 install -y gcc gcc-c++ make cmake \
-        openssl-devel bzip2-devel libffi-devel mysql-devel && \
     yum clean all && rm -rf /var/cache/yum
 
 # ------------------------------------------------------------