diff --git a/docs/code-size-analyze-tool.rst b/docs/code-size-analyze-tool.rst
index e9abcf2..c556962 100644
--- a/docs/code-size-analyze-tool.rst
+++ b/docs/code-size-analyze-tool.rst
@@ -36,9 +36,9 @@
 
     pip install mysqlclient XlsxWriter windows-curses
 
-**********************
-Code size analyze tool
-**********************
+*****
+Usage
+*****
 
 The commands of code size analyze tool usage are: