diff --git a/src/views/statistics/stock_statistics.vue b/src/views/statistics/stock_statistics.vue
index 07b11023..92d425d9 100644
--- a/src/views/statistics/stock_statistics.vue
+++ b/src/views/statistics/stock_statistics.vue
@@ -279,7 +279,7 @@ export default {
 	},
 	methods: {
 		queryTypeChnge() {
-			this.query.queryDate = "";
+			this.queryDate =null;
 		},
 		getTableData1() {
 			let that = this;