From e6dd8c468cefe08753113d8248db199ac17f2b41 Mon Sep 17 00:00:00 2001
From: StevieYu <stevieyu@users.noreply.github.com>
Date: Thu, 8 Apr 2021 18:47:01 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E6=97=A5=E5=8E=86=E6=9C=88=E4=BB=BD?=
 =?UTF-8?q?=E6=98=BE=E7=A4=BA=E5=A4=9A=E4=BA=86=E4=B8=AA12?=
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---
 components/calendar/Header.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/calendar/Header.tsx b/components/calendar/Header.tsx
index a17a1f9bf3..03193b6f1c 100644
--- a/components/calendar/Header.tsx
+++ b/components/calendar/Header.tsx
@@ -86,7 +86,7 @@ export default defineComponent({
     getMonthSelectElement(prefixCls: string, month: number, months: string[]) {
       const { fullscreen, validRange, value } = this;
       let start = 0;
-      let end = 12;
+      let end = 11;
       if (validRange) {
         const [rangeStart, rangeEnd] = validRange;
         const currentYear = value.get('year');