diff --git a/ssjygl-xsx-service/src/main/java/com/cowr/service/ssjygl/supermarket/receiverdistance/SupermarketReceiverDistanceSyncService.java b/ssjygl-xsx-service/src/main/java/com/cowr/service/ssjygl/supermarket/receiverdistance/SupermarketReceiverDistanceSyncService.java
index aa9db43..10f87af 100644
--- a/ssjygl-xsx-service/src/main/java/com/cowr/service/ssjygl/supermarket/receiverdistance/SupermarketReceiverDistanceSyncService.java
+++ b/ssjygl-xsx-service/src/main/java/com/cowr/service/ssjygl/supermarket/receiverdistance/SupermarketReceiverDistanceSyncService.java
@@ -66,6 +66,11 @@ public class SupermarketReceiverDistanceSyncService extends BaseSyncService {
 
             return super.save(model, sysuser);
         }else{
+            if(model.getDistance().compareTo(new BigDecimal(distance)) == 0){
+                return Result.success("距离没有变化，不更新");
+            }
+
+            model.setDistance(new BigDecimal(distance));
             return super.update(model, sysuser);
         }
     }