diff --git a/README.md b/README.md
index 9834d37..018b6ee 100644
--- a/README.md
+++ b/README.md
@@ -15,5 +15,5 @@ other header files of engine, you can use this tool to fast migrate your sources
 1. clone this repo
 2. double click the `build.ps1` of this project
 3. do migrate:
-    - migrate c++ code: `pwsh .\build_x64\axmol-migrate source --fuzzy --source-dir <path/to/your/project/>`
+    - migrate c++ code: `pwsh .\build_x64\axmol-migrate code --fuzzy --source-dir <path/to/your/project/>`
     - migrate shader file: `pwsh .\build_x64\axmol-migrate shader --source-dir <path/to/your/shaders/>`