diff --git a/requirements.txt b/requirements.txt
index c62e153..17d522b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 python-telegram-bot==12.5.1
-werkzeug==1.0.1
+werkzeug==2.2.3
 requests==2.23.0
 pytz==2019.3