diff --git a/nezha-fronted/src/components/charts/line-chart-block.vue b/nezha-fronted/src/components/charts/line-chart-block.vue
index e9064912c..4f1ffe49d 100644
--- a/nezha-fronted/src/components/charts/line-chart-block.vue
+++ b/nezha-fronted/src/components/charts/line-chart-block.vue
@@ -666,7 +666,7 @@ export default {
           },
           tooltip: { // 和 option.tooltip 的配置项相同
             show: true,
-            position: 'top',
+            position: 'bottom',
             formatter: function (param) {
               return param.title // 自定义的 DOM 结构
             },
diff --git a/nezha-fronted/src/components/page/alert/alertMessage.vue b/nezha-fronted/src/components/page/alert/alertMessage.vue
index 8fc6d979c..3210c016f 100644
--- a/nezha-fronted/src/components/page/alert/alertMessage.vue
+++ b/nezha-fronted/src/components/page/alert/alertMessage.vue
@@ -1005,7 +1005,7 @@ export default {
     deleteMessage () {}
   },
   destroyed () {
-    localStorage.removeItem('endpointProjectId')
+    localStorage.removeItem('alertMessageProjectId')
   }
 }
 </script>