diff --git a/requirements.txt b/requirements.txt
index 7f25c9f..f51dd4a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -75,7 +75,7 @@ soupsieve==2.1
 SQLAlchemy==1.3.20
 tornado==6.1
 traitlets==5.0.5
-urllib3==1.26.2
+urllib3==1.26.4
 visitor==0.1.3
 wcwidth==0.2.5
 webencodings==0.5.1