diff --git a/components/chart/chart.js b/components/chart/chart.js
index 3b9b224..df0b52a 100644
--- a/components/chart/chart.js
+++ b/components/chart/chart.js
@@ -214,7 +214,7 @@ function LoadingMoreView(props) {
 
 function getTodayAndPreviousDays(n) {
   const today = new Date()
-  today.setHours(0)
+  today.setHours(12)
   today.setMinutes(0)
   today.setSeconds(0)
   today.setMilliseconds(0)