diff --git a/requirements.txt b/requirements.txt
index 8c31da2..5a23a62 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -67,7 +67,7 @@ testpath==0.4.2
 torch==1.3.1
 tornado==6.0.3
 traitlets==4.3.3
-urllib3==1.25.6
+urllib3==1.25.8
 wcwidth==0.1.7
 webencodings==0.5.1
 widgetsnbextension==3.5.1