diff --git a/smart-switch-service/src/main/java/com/ruoyi/ss/model/service/impl/ModelServiceImpl.java b/smart-switch-service/src/main/java/com/ruoyi/ss/model/service/impl/ModelServiceImpl.java
index fb9e9a88..76cca453 100644
--- a/smart-switch-service/src/main/java/com/ruoyi/ss/model/service/impl/ModelServiceImpl.java
+++ b/smart-switch-service/src/main/java/com/ruoyi/ss/model/service/impl/ModelServiceImpl.java
@@ -1,5 +1,6 @@
 package com.ruoyi.ss.model.service.impl;
 
+import com.github.pagehelper.PageHelper;
 import com.ruoyi.common.utils.DateUtils;
 import com.ruoyi.common.utils.ServiceUtil;
 import com.ruoyi.common.utils.StringUtils;
@@ -156,7 +157,12 @@ public class ModelServiceImpl implements ModelService
 
     @Override
     public SmModelVO selectOne(SmModelQuery query) {
-        return modelMapper.selectOne(query);
+        PageHelper.startPage(1,1);
+        List<SmModelVO> list = this.selectSmModelList(query);
+        if (CollectionUtils.isEmptyElement(list)) {
+            return null;
+        }
+        return list.get(0);
     }
 
     /**