diff --git a/README.md b/README.md
index 45e46743..dbe9f849 100644
--- a/README.md
+++ b/README.md
@@ -38,6 +38,10 @@ Here is the canonical "Hello, world" example app for beego:
 		beego.Run()
 	}
 	
+> in tip version the default listin on tcp6. so you must set HttpAddr:
+
+> `beego.HttpAddr = "127.0.0.1"`		
+	
 default port:8080
 
 	http get http://localhost:8080