diff --git a/casic-server/src/main/java/com/casic/missiles/modular/system/controller/BizAlarmLevelController.java b/casic-server/src/main/java/com/casic/missiles/modular/system/controller/BizAlarmLevelController.java
index cfa2eff..97e9e9c 100644
--- a/casic-server/src/main/java/com/casic/missiles/modular/system/controller/BizAlarmLevelController.java
+++ b/casic-server/src/main/java/com/casic/missiles/modular/system/controller/BizAlarmLevelController.java
@@ -90,7 +90,7 @@
      */
     @RequestMapping(value = "/delete")
     @ResponseBody
-    public Object delete(@RequestParam String id) {
+    public Object delete(@RequestParam Long id) {
         bizAlarmLevelService.deleteById(id);
         return ResponseData.success();
     }