diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index acd1b2f..05414b3
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ future
 emoji
 requests
 sqlalchemy
-python-telegram-bot==13.2
+python-telegram-bot==13.8.1
 psycopg2-binary
 feedparser
 toml