diff --git a/requirements.txt b/requirements.txt
index 77e2acc..9fe5070 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -99,7 +99,7 @@ toolz==0.10.0
 tornado==6.0.4
 traitlets==4.3.3
 tzlocal==2.1
-urllib3==1.25.9
+urllib3==1.26.5
 validators==0.17.0
 watchdog==0.10.3
 wcwidth==0.2.5