diff --git a/app/requirements.txt b/app/requirements.txt
old mode 100755
new mode 100644
index a6478a4..08aa4b7
--- a/app/requirements.txt
+++ b/app/requirements.txt
@@ -11,7 +11,7 @@ redis==3.2.1
 requests==2.22.0
 six==1.12.0
 typed-ast==1.3.1
-urllib3==1.25.8
+urllib3==1.26.5
 virtualenv==16.4.3
 websockets==8.1
 wrapt==1.11.1