diff --git a/protos/alertConst.proto b/protos/alertConst.proto
index 4dfe7fa..3fc3c62 100644
--- a/protos/alertConst.proto
+++ b/protos/alertConst.proto
@@ -70,4 +70,6 @@ enum TipTimeConfig{
   MORN_PEAK = 2;
   //晚高峰
   EVENING_PEARK = 3;
+  //低峰
+  NORMAL_UNPEARK = 4;
 }
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