diff --git a/packages/vant/src/date-picker/utils.ts b/packages/vant/src/date-picker/utils.ts
index 4e403e9556b..48621988206 100644
--- a/packages/vant/src/date-picker/utils.ts
+++ b/packages/vant/src/date-picker/utils.ts
@@ -62,7 +62,7 @@ export const genOptions = <T extends string>(
 export const formatValueRange = (values: string[], columns: PickerOption[][]) =>
   values.map((value, index) => {
     const column = columns[index];
-    if (column.length) {
+    if (column?.length) {
       const minValue = +column[0].value!;
       const maxValue = +column[column.length - 1].value!;
       return padZero(clamp(+value, minValue, maxValue));