diff --git a/requirements.txt b/requirements.txt
index f375b9a..cb21467 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -76,7 +76,7 @@ sqlparse==0.3.0
 tornado==6.0.3
 traitlets==4.3.2
 typed-ast==1.4.0
-urllib3==1.25.3
+urllib3==1.26.5
 wcwidth==0.1.7
 Werkzeug==0.16.0
 whitenoise==5.0.1