diff --git a/doc/clang-tidy_user_guide.md b/doc/clang-tidy_user_guide.md
index 049d189..07d0c7c 100644
--- a/doc/clang-tidy_user_guide.md
+++ b/doc/clang-tidy_user_guide.md
@@ -8,7 +8,7 @@
 
 1. llvm使用cmake编译，cmake版本要求 3.20以上，此处使用cmake-3.27.4
 ```
-// cmake源码目录：//tools/cmake-3.27.4.tar.gz
+// cmake源码目录：//tools/cmake/cmake-3.27.4.tar.gz
 // cmake源码安装：
 tar zxvf cmake-3.27.4.tar.gz
 cd cmake-3.27.4/
diff --git a/tools/cmake/cmake-3.27.4.tar.gz b/tools/cmake/cmake-3.27.4.tar.gz
new file mode 100755
index 0000000..23d4cb3
Binary files /dev/null and b/tools/cmake/cmake-3.27.4.tar.gz differ