diff --git a/exchange_calendars/exchange_calendar_xnys.py b/exchange_calendars/exchange_calendar_xnys.py
index f8b61028..f692a169 100644
--- a/exchange_calendars/exchange_calendar_xnys.py
+++ b/exchange_calendars/exchange_calendar_xnys.py
@@ -146,6 +146,7 @@ class XNYSExchangeCalendar(ExchangeCalendar):
     - Closed at 1:00 PM on Friday, December 31, 1999
     - Closed at 1:00 PM on Friday, December 26, 1997
     - Closed at 1:00 PM on Friday, December 26, 2003
+    - Closed on 1/9/2025 due to Jimmy Carter's death.
 
     NOTE: The exchange was **not** closed early on Friday December 26, 2008,
     nor was it closed on Friday December 26, 2014. The next Thursday Christmas
diff --git a/exchange_calendars/us_holidays.py b/exchange_calendars/us_holidays.py
index b905b0a4..edb3c47c 100644
--- a/exchange_calendars/us_holidays.py
+++ b/exchange_calendars/us_holidays.py
@@ -360,6 +360,7 @@ def following_tuesday_every_four_years_observance(dt):
 # - President Ronald W. Reagan - June 11, 2004
 # - President Gerald R. Ford - Jan 2, 2007
 # - President George H.W. Bush - Dec 5, 2018
+# - President Jimmy Carter - Jan 9, 2025
 # added Truman and Johnson to go back to 1970
 # http://s3.amazonaws.com/armstrongeconomics-wp/2013/07/NYSE-Closings.pdf
 USNationalDaysofMourning = [
@@ -372,4 +373,5 @@ def following_tuesday_every_four_years_observance(dt):
     Timestamp("2004-06-11"),
     Timestamp("2007-01-02"),
     Timestamp("2018-12-05"),
+    Timestamp("2025-01-09"),
 ]
diff --git a/tests/test_xnys_calendar.py b/tests/test_xnys_calendar.py
index ffbafce8..835f72c9 100644
--- a/tests/test_xnys_calendar.py
+++ b/tests/test_xnys_calendar.py
@@ -61,6 +61,7 @@ def adhoc_holidays_sample(self):
             "1994-04-27",  # Richard Nixon
             "1973-01-25",  # Lyndon B. Johnson
             "1972-12-28",  # Harry S. Truman
+            "2025-01-09",  # Jimmy Carter
             # National Days of Mourning
         ]