diff --git a/README.md b/README.md
index 86a5153..68f2fa6 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ router = Router()
 
 @router.command(Command("hello"))
 def handler():
-  print("Hello, world!")
+    print("Hello, world!")
 ```
 
 ```python