diff --git a/dongjian-dashboard-back-model/src/main/java/com/dongjian/dashboard/back/dto/data/AlarmDataSearchParam.java b/dongjian-dashboard-back-model/src/main/java/com/dongjian/dashboard/back/dto/data/AlarmDataSearchParam.java
index 372d34a..712aa5c 100644
--- a/dongjian-dashboard-back-model/src/main/java/com/dongjian/dashboard/back/dto/data/AlarmDataSearchParam.java
+++ b/dongjian-dashboard-back-model/src/main/java/com/dongjian/dashboard/back/dto/data/AlarmDataSearchParam.java
@@ -8,7 +8,7 @@ import lombok.EqualsAndHashCode;
 @Data
 public class AlarmDataSearchParam extends DataSearchParam {
 
-    @Schema(description = "查询类型：1-告警一览，2-告警历史，3-未确认告警",example = "1")
+    @Schema(description = "查询类型：1-告警一览，2-告警历史，3-未确认告警,4-只查告警类型设备（不是历史）",example = "1")
     private Integer searchType;
 
 }