diff --git a/src/components/DateRangePicker/index.vue b/src/components/DateRangePicker/index.vue
index eef79bd..8feea56 100644
--- a/src/components/DateRangePicker/index.vue
+++ b/src/components/DateRangePicker/index.vue
@@ -21,7 +21,7 @@ export default {
     pickerOptions: {
       type: DatePickerOptions,
       default: _ => {
-        return { shortcuts: calendarShortcuts }
+        return { shortcuts: calendarShortcuts, firstDayOfWeek: 1 }
       }
     },
     size: {