diff --git a/src/components/cockpit/indicatorDistribution/index.vue b/src/components/cockpit/indicatorDistribution/index.vue
index 222171a..ef5b38a 100644
--- a/src/components/cockpit/indicatorDistribution/index.vue
+++ b/src/components/cockpit/indicatorDistribution/index.vue
@@ -420,6 +420,7 @@ const tableStore: any = new TableStore({
             return {
                 name: indexName,
                 type: 'line',
+                symbol: 'none',
                 data: dataIndex.map((item: any) => [item.timePeriod, item.times])
             }
         })