diff --git a/requirements.txt b/requirements.txt
index d08f063..0b66276 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -52,7 +52,7 @@ six==1.15.0
 sqlparse==0.4.1
 traitlets==5.0.5
 ujson==4.0.1
-urllib3==1.26.2
+urllib3==1.26.4
 vine==5.0.0
 wcwidth==0.2.5
 zope.event==4.5.0