diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2329480..85ce0e1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,10 @@
-## Latest Version 1.10.0
+## Latest Version 1.11.0
+> on 2025-11-04
+
+* **FEAT**: 支持 2026年 的节假日
+  - 依据国务院公告，见 `https://www.gov.cn/zhengce/content/202511/content_7047090.htm`
+
+## Version 1.10.0
 > on 2025-11-13
 
 * **FEAT**: 支持 2025年 的节假日
diff --git a/README.en.md b/README.en.md
index 4e8e9b8..87fd445 100644
--- a/README.en.md
+++ b/README.en.md
@@ -6,7 +6,7 @@
 [![README](https://img.shields.io/badge/简介-中文-brightgreen.svg)](https://github.com/LKI/chinese-calendar/blob/master/README.md)
 
 Check if some date is workday or holiday in China.
-Support 2004 ~ 2025.
+Support 2004 ~ 2026.
 
 ## Installation
 
diff --git a/README.md b/README.md
index 0cda47e..a4f82a3 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 [![README](https://img.shields.io/badge/README-English-brightgreen.svg)](https://github.com/LKI/chinese-calendar/blob/master/README.en.md)
 
 判断某年某月某一天是不是工作日/节假日。
-支持 2004年 至 2025年，包括 2020年 的春节延长。
+支持 2004年 至 2026年，包括 2020年 的春节延长。
 
 ## 安装
 
diff --git a/chinese_calendar/constants.py b/chinese_calendar/constants.py
index 07ac2dd..42a3ee4 100644
--- a/chinese_calendar/constants.py
+++ b/chinese_calendar/constants.py
@@ -616,6 +616,39 @@ def __new__(cls, english, chinese, days):
     datetime.date(year=2025, month=10, day=6): Holiday.mid_autumn_festival.value,
     datetime.date(year=2025, month=10, day=7): Holiday.national_day.value,
     datetime.date(year=2025, month=10, day=8): Holiday.national_day.value,
+    datetime.date(year=2026, month=1, day=1): Holiday.new_years_day.value,
+    datetime.date(year=2026, month=1, day=2): Holiday.new_years_day.value,
+    datetime.date(year=2026, month=1, day=3): Holiday.new_years_day.value,
+    datetime.date(year=2026, month=2, day=15): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=2, day=16): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=2, day=17): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=2, day=18): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=2, day=19): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=2, day=20): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=2, day=21): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=2, day=22): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=2, day=23): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=4, day=4): Holiday.tomb_sweeping_day.value,
+    datetime.date(year=2026, month=4, day=5): Holiday.tomb_sweeping_day.value,
+    datetime.date(year=2026, month=4, day=6): Holiday.tomb_sweeping_day.value,
+    datetime.date(year=2026, month=5, day=1): Holiday.labour_day.value,
+    datetime.date(year=2026, month=5, day=2): Holiday.labour_day.value,
+    datetime.date(year=2026, month=5, day=3): Holiday.labour_day.value,
+    datetime.date(year=2026, month=5, day=4): Holiday.labour_day.value,
+    datetime.date(year=2026, month=5, day=5): Holiday.labour_day.value,
+    datetime.date(year=2026, month=6, day=19): Holiday.dragon_boat_festival.value,
+    datetime.date(year=2026, month=6, day=20): Holiday.dragon_boat_festival.value,
+    datetime.date(year=2026, month=6, day=21): Holiday.dragon_boat_festival.value,
+    datetime.date(year=2026, month=9, day=25): Holiday.mid_autumn_festival.value,
+    datetime.date(year=2026, month=9, day=26): Holiday.mid_autumn_festival.value,
+    datetime.date(year=2026, month=9, day=27): Holiday.mid_autumn_festival.value,
+    datetime.date(year=2026, month=10, day=1): Holiday.national_day.value,
+    datetime.date(year=2026, month=10, day=2): Holiday.national_day.value,
+    datetime.date(year=2026, month=10, day=3): Holiday.national_day.value,
+    datetime.date(year=2026, month=10, day=4): Holiday.national_day.value,
+    datetime.date(year=2026, month=10, day=5): Holiday.national_day.value,
+    datetime.date(year=2026, month=10, day=6): Holiday.national_day.value,
+    datetime.date(year=2026, month=10, day=7): Holiday.national_day.value,
 }
 
 workdays = {
@@ -763,6 +796,12 @@ def __new__(cls, english, chinese, days):
     datetime.date(year=2025, month=4, day=27): Holiday.labour_day.value,
     datetime.date(year=2025, month=9, day=28): Holiday.national_day.value,
     datetime.date(year=2025, month=10, day=11): Holiday.national_day.value,
+    datetime.date(year=2026, month=1, day=4): Holiday.new_years_day.value,
+    datetime.date(year=2026, month=2, day=14): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=2, day=28): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=5, day=9): Holiday.labour_day.value,
+    datetime.date(year=2026, month=9, day=20): Holiday.national_day.value,
+    datetime.date(year=2026, month=10, day=10): Holiday.national_day.value,
 }
 
 in_lieu_days = {
@@ -911,4 +950,10 @@ def __new__(cls, english, chinese, days):
     datetime.date(year=2025, month=5, day=5): Holiday.labour_day.value,
     datetime.date(year=2025, month=10, day=7): Holiday.national_day.value,
     datetime.date(year=2025, month=10, day=8): Holiday.national_day.value,
+    datetime.date(year=2026, month=1, day=2): Holiday.new_years_day.value,
+    datetime.date(year=2026, month=2, day=20): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=2, day=23): Holiday.spring_festival.value,
+    datetime.date(year=2026, month=5, day=5): Holiday.labour_day.value,
+    datetime.date(year=2026, month=10, day=6): Holiday.national_day.value,
+    datetime.date(year=2026, month=10, day=7): Holiday.national_day.value,
 }
diff --git a/chinese_calendar/scripts/data.py b/chinese_calendar/scripts/data.py
index 4bacd75..0c44535 100644
--- a/chinese_calendar/scripts/data.py
+++ b/chinese_calendar/scripts/data.py
@@ -66,6 +66,25 @@ def __init__(self):
                 pass
 
     # fmt: off
+    def _2026(self):
+        """https://www.gov.cn/zhengce/content/202511/content_7047090.htm
+        一、元旦：1月1日（周四）至3日（周六）放假调休，共3天。1月4日（周日）上班。
+        二、春节：2月15日（农历腊月二十八、周日）至23日（农历正月初七、周一）放假调休，共9天。2月14日（周六）、2月28日（周六）上班。
+        三、清明节：4月4日（周六）至6日（周一）放假，共3天。
+        四、劳动节：5月1日（周五）至5日（周二）放假调休，共5天。5月9日（周六）上班。
+        五、端午节：6月19日（周五）至21日（周日）放假，共3天。
+        六、中秋节：9月25日（周五）至27日（周日）放假，共3天。
+        七、国庆节：10月1日（周四）至7日（周三）放假调休，共7天。9月20日（周日）、10月10日（周六）上班。
+        """
+        self.year_at(2026) \
+            .nyd().rest(1, 1).to(1, 3).work(1, 4).in_lieu(1, 2) \
+            .sf().rest(2, 15).to(2, 23).work(2, 14).work(2, 28).in_lieu(2, 20).in_lieu(2, 23) \
+            .tsd().rest(4, 4).to(4, 6) \
+            .ld().rest(5, 1).to(5, 5).work(5, 9).in_lieu(5, 5) \
+            .dbf().rest(6, 19).to(6, 21) \
+            .maf().rest(9, 25).to(9, 27) \
+            .nd().rest(10, 1).to(10, 7).work(9, 20).work(10, 10).in_lieu(10, 6).to(10, 7)
+
     def _2025(self):
         """https://www.gov.cn/zhengce/content/202411/content_6986382.htm
         一、元旦：1月1日（周三）放假1天，不调休。