diff --git a/requirements.txt b/requirements.txt
index 9827772..2e161de 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,7 +35,7 @@ multidict==6.1.0
     # via
     #   aiohttp
     #   yarl
-python-telegram-bot==21.5
+python-telegram-bot==21.6
     # via -r requirements.in
 sniffio==1.3.1
     # via