diff --git a/requirements.txt b/requirements.txt
index 3922abe..e393018 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,5 +3,5 @@ python-dateutil == 2.8.1
 dill == 0.3.4
 numpy == 1.19.5
 requests == 2.25.1
-python-telegram-bot == 13.7
+python-telegram-bot == 13.15
 dateparser == 1.0.0
\ No newline at end of file