diff --git a/protocol/dubbo/config.go b/protocol/dubbo/config.go
index 142ce81f1e5c2fdbb387c7ad7c39d97ab5eb1a8f..635d12109add17cfac1056316c9d53817525fd67 100644
--- a/protocol/dubbo/config.go
+++ b/protocol/dubbo/config.go
@@ -18,18 +18,14 @@
 package dubbo
 
 import (
-	"github.com/dubbogo/getty"
 	"time"
 )
 
 import (
+	"github.com/dubbogo/getty"
 	perrors "github.com/pkg/errors"
 )
 
-import (
-	"github.com/apache/dubbo-go/config"
-)
-
 type (
 	// GettySessionParam is session configuration for getty.
 	GettySessionParam struct {