diff --git a/documents/Powerof10Guide.md b/documents/Powerof10Guide.md
index bb8d844..3eb5e68 100644
--- a/documents/Powerof10Guide.md
+++ b/documents/Powerof10Guide.md
@@ -124,7 +124,7 @@ else
 }
 ```
 
-## ## 7. Documentation Comments
+## 7. Documentation Comments
 
 - Use XML documentation comments for functions or methods to improve maintainability and provide documentation.