diff --git a/university-restaurant/requirements.txt b/university-restaurant/requirements.txt
old mode 100755
new mode 100644
index fd9afb4..0c8d97e
--- a/university-restaurant/requirements.txt
+++ b/university-restaurant/requirements.txt
@@ -6,4 +6,4 @@ packaging==16.8
 pyparsing==2.2.0
 python-telegram-bot==5.3.0
 six==1.10.0
-urllib3==1.20
+urllib3==1.26.5