diff --git a/README.md b/README.md
index 7bb81716..9c9f56ca 100644
--- a/README.md
+++ b/README.md
@@ -86,7 +86,7 @@ void main(List<String> args) {
 
 ### Types
 
-## Types conversion
+#### Types conversion
 
 > Before you use the type conversion, please make sure that a ` factory Task.fromJson(Map<String, dynamic> json)` must be provided for each model class. `json_serializable` is recommended to be used as the serialization tool.
 
@@ -104,11 +104,11 @@ class Task {
 }
 ```
 
-## Typed extras
+#### Typed extras
 If you want to add static extra to all requests.
 
 ```dart
-  class MetaData extends TypedExtras {
+class MetaData extends TypedExtras {
   final String id;
   final String region;