diff --git a/requirements/base.txt b/requirements/base.txt
index 2a3f86f76c..5e1f0f6455 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -22,4 +22,4 @@ Pygments==2.19.1
 python-gitlab==5.3.1
 python-redmine==2.5.0
 topicaxis-opengraph==0.5
-tzdata==2024.2
+tzdata==2025.1