diff --git a/lib/date.js b/lib/date.js
index d86efcd8..13b19e36 100644
--- a/lib/date.js
+++ b/lib/date.js
@@ -181,8 +181,8 @@ export function getDateArray(data, startDate, endDate, unit) {
   const n = diff(endDate, startDate) + 1;
 
   function findData(date) {
-    const d = data.find(({ t }) => {
-      return normalize(getDateFromString(t)).getTime() === date.getTime();
+    const d = data.find(({ x, t }) => {
+      return normalize(getDateFromString(x || t)).getTime() === date.getTime();
     });
 
     return d?.y || 0;