diff --git a/requirements.txt b/requirements.txt
index e20746f..0475935 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 python-telegram-bot[rate-limiter]==22.8
 httpx[socks]==0.28.1
 python-dotenv==1.1.1
-tzdata==2025.2
+tzdata==2026.5