diff --git a/packages/main/src/Calendar.ts b/packages/main/src/Calendar.ts
index a028e8519573..a362831dd106 100644
--- a/packages/main/src/Calendar.ts
+++ b/packages/main/src/Calendar.ts
@@ -572,7 +572,7 @@ class Calendar extends CalendarPart {
 		const secondYearFormat = DateFormat.getDateInstance({ format: "y", calendarType: this._secondaryCalendarType });
 		const dateInSecType = transformDateToSecondaryType(this._primaryCalendarType, this._secondaryCalendarType, this._timestamp);
 		const secondMonthInfo = convertMonthNumbersToMonthNames(dateInSecType.firstDate.getMonth(), dateInSecType.lastDate.getMonth(), this._secondaryCalendarType);
-		const secondYearText = secondYearFormat.format(localDate, true);
+		const secondYearText = secondYearFormat.format(localDate);
 
 		return {
 			yearButtonText: secondYearText,
diff --git a/packages/main/src/YearPicker.ts b/packages/main/src/YearPicker.ts
index 92cec5ee585f..eb8042e8aae8 100644
--- a/packages/main/src/YearPicker.ts
+++ b/packages/main/src/YearPicker.ts
@@ -190,8 +190,8 @@ class YearPicker extends CalendarPart implements ICalendarPicker {
 			if (this.hasSecondaryCalendarType) {
 				tempDateInSecType = transformDateToSecondaryType(this._primaryCalendarType, this.secondaryCalendarType, timestamp, true);
 				textInSecType = tempDateInSecType.firstDate.getYear() === tempDateInSecType.lastDate.getYear()
-					? `${oYearFormatInSecType.format(tempDateInSecType.firstDate.toLocalJSDate(), true)}`
-					: `${oYearFormatInSecType.format(tempDateInSecType.firstDate.toLocalJSDate(), true)} - ${oYearFormatInSecType.format(tempDateInSecType.lastDate.toLocalJSDate(), true)}`;
+					? `${oYearFormatInSecType.format(tempDateInSecType.firstDate.toLocalJSDate())}`
+					: `${oYearFormatInSecType.format(tempDateInSecType.firstDate.toLocalJSDate())} - ${oYearFormatInSecType.format(tempDateInSecType.lastDate.toLocalJSDate())}`;
 			}
 
 			const year: Year = {