diff --git a/requirements.txt b/requirements.txt
index f94e6cb..9765d84 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -63,7 +63,7 @@ toolz==0.10.0
 tornado==5.1.1
 traitlets==4.3.3
 tzlocal==2.0.0
-urllib3==1.25.8
+urllib3==1.26.5
 validators==0.14.2
 watchdog==0.10.2
 wcwidth==0.1.8