diff --git a/protos/alertConst.proto b/protos/alertConst.proto
index c46c504..6cae0cb 100644
--- a/protos/alertConst.proto
+++ b/protos/alertConst.proto
@@ -64,10 +64,11 @@ enum AlertType {
   AXLE_LED_RED_INTERLOCK_AREA = 20;
   //联锁区橙光带
   AXLE_LED_ORANGE_INTERLOCK_AREA = 21;
+  //联锁区失表
+  SWITCH_LOST_INTERLOCK_AREA = 22;
   //一级联锁
-  INTERLOCK_LEVEL_ONE = 26;
-  //二级联锁
-  INTERLOCK_LEVEL_TWO = 27;
+  INTERLOCK_LEVEL_ONE = 23;
+
 
 }
 enum TipTimeConfig{