diff --git a/README.md b/README.md
index bd6f21a..a8c1874 100644
--- a/README.md
+++ b/README.md
@@ -47,7 +47,7 @@ Use ```handler%```
   (class handler%
 
     (define/public (get [id null])
-	  (define req (get-field request this))
+      (define req (get-field request this))
       (jsonify (hash 'code 200 'msg "handle get" )))
 
     (define/public (post)
@@ -220,4 +220,4 @@ Very simple apps build with Vela in the [examples folder](https://github.com/nut
 
 License
 -------
-Licensed under the MIT License.
\ No newline at end of file
+Licensed under the MIT License.