diff --git a/main.go b/main.go
index 33f551d4..2cf755e5 100644
--- a/main.go
+++ b/main.go
@@ -2,6 +2,8 @@ package main
 
 import (
 	"github.com/yaoapp/yao/cmd"
+
+	_ "github.com/yaoapp/gou/encoding"
 	_ "github.com/yaoapp/yao/crypto"
 	_ "github.com/yaoapp/yao/helper"
 	_ "github.com/yaoapp/yao/network"