diff --git a/README.md b/README.md
index 19912b3..6716e39 100644
--- a/README.md
+++ b/README.md
@@ -1,16 +1,20 @@
 # CMCMakeModule
 CM CMake module file
 
-1.create root project
+## use
 
-2.run "git submodule add https://github.com/hyzboy/CMCMakeModule" in project root directory.
-
-3.add the following code to project CMakeLists.txt
+ - create root project
+ - run "git submodule add https://github.com/hyzboy/CMCMakeModule" in project root directory.
+ - run "git submodule add https://github.com/hyzboy/CMCore"
+ - add the following code to project CMakeLists.txt
+``` 
+   set_property(GLOBAL PROPERTY USE_FOLDERS ON)
   
-  set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/CMCMakeModule)
-
-  #include(math)
-  #use_mgl(${CMAKE_CURRENT_SOURCE_DIR}/3rdpty/MathGeoLib)
-
-  include(use_cm_module)
-  use_cm_module(Core)
+   set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/CMCMakeModule)
+  
+   #include(math)
+   #use_mgl(${CMAKE_CURRENT_SOURCE_DIR}/3rdpty/MathGeoLib)
+  
+   include(use_cm_module)
+   use_cm_module(Core)
+```