diff --git a/requirements.txt b/requirements.txt
index ce96d61..5e181e2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -96,7 +96,7 @@ tornado==6.0.2
 traitlets==4.3.2
 typed-ast==1.3.5
 update==0.0.1
-urllib3==1.22
+urllib3==1.26.5
 wcwidth==0.1.7
 webencodings==0.5.1
 Werkzeug==0.14.1