diff --git a/nezha-fronted/src/components/page/dashboard/overview/overview2.vue b/nezha-fronted/src/components/page/dashboard/overview/overview2.vue
index 4b3d3d6d2..499004b7f 100644
--- a/nezha-fronted/src/components/page/dashboard/overview/overview2.vue
+++ b/nezha-fronted/src/components/page/dashboard/overview/overview2.vue
@@ -947,6 +947,10 @@
           this.$get('sysConfig',param).then(response=>{
             if(response.code == 200){
               let mapConfig=JSON.parse(response.data.paramKey.map_center_config);
+              if(this.map){
+                this.map.remove();
+                this.map=null;
+              }
               let map = L.map("map",{
                 minZoom:mapConfig.minZoom,
                 maxZoom:mapConfig.maxZoom,