diff --git a/entry/src/main/ets/view/CustomCalendarPickerDialog.ets b/entry/src/main/ets/view/CustomCalendarPickerDialog.ets
index e11d8e1685c6356ae8b2005f7129d84e4c2281ee..0e1cb654fab984dc904a75ec35998f33b2c3ce82 100644
--- a/entry/src/main/ets/view/CustomCalendarPickerDialog.ets
+++ b/entry/src/main/ets/view/CustomCalendarPickerDialog.ets
@@ -133,7 +133,7 @@ export struct CustomCalendarPickerDialog {
                       this.controller.close();
                     }
                   })
-                }, (day: number) => JSON.stringify(day))
+                }, (day: number, index: number) => index + JSON.stringify(day))
               }
               .backgroundColor($r('app.color.start_window_background'))
               .columnsTemplate(CommonConstants.GRID_SEVEN)