diff --git a/protos/alertConst.proto b/protos/alertConst.proto
index 3fc3c62..365974a 100644
--- a/protos/alertConst.proto
+++ b/protos/alertConst.proto
@@ -60,6 +60,11 @@ enum AlertType {
   TRAIN_EB_ATP = 18;
   //全线蓝显
   ALL_LINE_BLUE_DISPLAY = 19;
+  //联锁区红光带
+  AXLE_LED_RED_INTERLOCK_AREA = 20;
+  //联锁区橙光带
+  AXLE_LED_ORANGE_INTERLOCK_AREA = 21;
+
 }
 enum TipTimeConfig{
   //假期早高峰