diff --git a/services/sms/sms.go b/services/sms/sms.go
index 2729221..9201a9b 100644
--- a/services/sms/sms.go
+++ b/services/sms/sms.go
@@ -13,6 +13,7 @@ const (
 	ReplaceKeyUrl      ReplaceKey = "${url}"      // 链接
 	ReplaceKeyUserName ReplaceKey = "${userName}" // 用户名
 	ReplaceKeyDateTime ReplaceKey = "${dateTime}" // 年月日时分秒
+	ReplacepassWord    ReplaceKey = "${passWord}" // 密码
 )
 
 type Item struct {