diff --git a/src/main/java/com/xkrs/controller/FireController.java b/src/main/java/com/xkrs/controller/FireController.java
index 68b59fd..e33d604 100644
--- a/src/main/java/com/xkrs/controller/FireController.java
+++ b/src/main/java/com/xkrs/controller/FireController.java
@@ -109,7 +109,7 @@ public class FireController {
     public String updateFireState(@RequestBody Map map){
         String alarmCode = (String) map.get("alarmCode");
         Fire byAlarmCode = fireDao.findByAlarmCode(alarmCode);
-        if(byAlarmCode != null){
+        if(byAlarmCode == null){
             return outputEncapsulationObject(PromptMessageEnum.DATA_NONE,"火情编码错误，请检查！",locale);
         }
         if("1".equals(byAlarmCode.getFireState())){