diff --git a/requirements.txt b/requirements.txt
index feb2941..dde6abc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -77,7 +77,7 @@ threadpoolctl==2.1.0
 tornado==6.0.4
 traitlets==4.3.3
 traits==6.1.0
-urllib3==1.25.9
+urllib3==1.26.5
 wcwidth==0.2.4
 webencodings==0.5.1
 zipp==3.1.0