diff --git a/requirements.txt b/requirements.txt
index 3342705..9314b64 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -109,7 +109,7 @@ toml==0.10.1
 tornado==6.0.4
 traitlets==4.3.3
 typed-ast==1.4.1
-urllib3==1.25.9
+urllib3==1.26.19
 wcwidth==0.2.4
 webencodings==0.5.1
 Werkzeug==1.0.1