diff --git a/requirements.txt b/requirements.txt
index e7279d2..d52e10b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -71,7 +71,7 @@ torch==0.4.1
 torchvision==0.2.1
 tornado==5.1.1
 traitlets==4.3.2
-urllib3==1.24.2
+urllib3==1.26.5
 wcwidth==0.1.7
 webencodings==0.5.1
 widgetsnbextension==3.4.2