diff --git a/requirements.txt b/requirements.txt
index e3ac811..f947aaf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,5 +44,5 @@ tifffile==2024.12.12 ; python_version >= "3.10" and python_version < "4.0"
 tqdm==4.67.1 ; python_version >= "3.10" and python_version < "4.0"
 types-pytz==2024.2.0.20241003 ; python_version >= "3.10" and python_version < "4.0"
 typing-extensions==4.12.2 ; python_version >= "3.10" and python_version < "4.0"
-tzdata==2024.2 ; python_version >= "3.10" and python_version < "4.0"
+tzdata==2026.1 ; python_version >= "3.10" and python_version < "4.0"
 win32-setctime==1.2.0 ; python_version >= "3.10" and python_version < "4.0" and sys_platform == "win32"