diff --git a/pkg/common/mw/specialerror/error.go b/pkg/common/mw/specialerror/error.go
index b843ad0d6..c2c6de0fe 100644
--- a/pkg/common/mw/specialerror/error.go
+++ b/pkg/common/mw/specialerror/error.go
@@ -16,6 +16,7 @@ package specialerror
 
 import (
 	"errors"
+
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/errs"
 )