diff --git a/requirements.txt b/requirements.txt
index 9478df9..8fcec9f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -85,7 +85,7 @@ testpath==0.4.4
 toml==0.10.1
 tornado==6.0.4
 traitlets==4.3.3
-urllib3==1.25.9
+urllib3==1.26.5
 wcwidth==0.2.5
 webencodings==0.5.1
 zipp==3.1.0