diff --git a/library/email/send.go b/library/email/send.go
index c526e6b4..49c3613d 100644
--- a/library/email/send.go
+++ b/library/email/send.go
@@ -30,7 +30,7 @@ func SendRavenIQTestResult(mail *dbstruct.Email, address, password string) error
 	if err != nil {
 		return err
 	}
-	attachName := fmt.Sprintf("测评结果.%v", format[:6])
+	attachName := fmt.Sprintf("测评结果.%v", format[6:])
 
 	m := gomail.NewMessage()