diff --git a/requirements.txt b/requirements.txt
index 7afa9eb..6500c96 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,4 +19,4 @@ pytz==2026.5
 regex==2026.9.29
 six==1.17.0
 tqdm==4.70.1
-tzdata==2026.4
+tzdata==2026.5