diff --git a/requirements.txt b/requirements.txt
index 66ac4ce..feda2c5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ itsdangerous==1.1.0
 Jinja2==2.10.1
 MarkupSafe==1.1.1
 requests==2.20.0
-urllib3==1.24.2
+urllib3==1.26.5
 Werkzeug==0.15.4
 WTForms==2.2.1
 Flask-WTF==0.14.2