diff --git a/requirements.txt b/requirements.txt
index 4c9b820..6f6bdef 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,7 +44,7 @@ soupsieve==2.0
 tornado==6.0.3
 traitlets==4.3.2
 tzlocal==2.1
-urllib3==1.25.8
+urllib3==1.26.5
 wcwidth==0.1.7
 Werkzeug==0.15.6
 wincertstore==0.2