diff --git a/flask_app/requirements.txt b/flask_app/requirements.txt
index 23abd9df..9a6d887a 100644
--- a/flask_app/requirements.txt
+++ b/flask_app/requirements.txt
@@ -22,5 +22,5 @@ pytz==2020.1
 requests==2.23.0
 rsa==4.0
 six==1.14.0
-urllib3==1.25.9
+urllib3==1.26.5
 Werkzeug==1.0.1