diff --git a/src/views/perfManage/kpiKeyTarget/index.vue b/src/views/perfManage/kpiKeyTarget/index.vue
index 66e546b1..39bae357 100644
--- a/src/views/perfManage/kpiKeyTarget/index.vue
+++ b/src/views/perfManage/kpiKeyTarget/index.vue
@@ -886,7 +886,7 @@ const applyTwoColumnLayout = () => {
           <template #title>
             <div class="card-header">
               <div class="card-title">
-                <span>{{ item.i.toUpperCase() }}</span>
+                  <span>{{ (item.i as string).toUpperCase() }}</span>
               </div>
               <a-range-picker
                 v-model:value="rangePicker[item.i]"