diff --git a/requirements.txt b/requirements.txt
index be4b59a..3880599 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -51,7 +51,7 @@ six==1.15.0
 tornado==6.0.4
 traitlets==4.3.3
 typing-extensions==3.7.4.2
-urllib3==1.26.5
+urllib3==1.26.17
 vine==1.3.0
 wcwidth==0.2.3
 websocket-client==0.57.0