diff --git a/requirements.txt b/requirements.txt
index b15c69b..dab9dd1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -165,7 +165,7 @@ tqdm==4.26.0
 traitlets==4.3.2
 typed-ast==1.3.5
 typing==3.6.4
-urllib3==1.24.2
+urllib3==1.26.5
 wcwidth==0.1.7
 webencodings==0.5.1
 Werkzeug==0.15.4