diff --git a/requirements.txt b/requirements.txt
index e1d1c3d..ac0daf5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -250,7 +250,7 @@ traitlets==4.3.2
 Twisted==18.9.0
 typed-ast==1.1.0
 unicodecsv==0.14.1
-urllib3==1.23
+urllib3==1.26.5
 utils==0.9.0
 w3lib==1.21.0
 wcwidth==0.1.7