diff --git a/requirements.txt b/requirements.txt
index 0e29859..3c79e22 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -87,7 +87,7 @@ terminado==0.8.1
 testpath==0.3.1
 tornado==5.0.2
 traitlets==4.3.2
-urllib3==1.25.8
+urllib3==1.26.5
 visitor==0.1.3
 wcwidth==0.1.7
 webencodings==0.5.1