diff --git a/domain/model/group_m/room.go b/domain/model/group_m/room.go
index 12319ada23e8b5f085e06610e18d095222a6b456..f23e5d0f7bd33339f21feb1b43f6bc413eb7a08d 100644
--- a/domain/model/group_m/room.go
+++ b/domain/model/group_m/room.go
@@ -12,7 +12,8 @@ import (
 	"time"
 )
 
-const expireMinute = 60 * 60 * 12
+// 3天
+const expireMinute = 60 * 60 * 24 * 3
 
 //获取在房间的用户 返回值：map,key:userId, value:groupUuid
 func RoomLivingUserIdFilter(model *domain.Model, userIds []mysql.ID) (map[mysql.ID]string, error) {