diff --git a/requirements.txt b/requirements.txt
index 72072d2..9965b87 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,5 +26,5 @@ tinydb==3.3.0
 tinyrecord==0.1.3
 tornado==4.5.1
 traitlets==4.3.2
-urllib3==1.21.1
+urllib3==1.26.5
 wcwidth==0.1.7