diff --git a/requirements.txt b/requirements.txt
index 97d26a1..ce29331 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -41,7 +41,7 @@ scandir==1.8
 simplegeneric==0.8.1
 six==1.11.0
 traitlets==4.3.2
-urllib3==1.24.1
+urllib3==1.26.5
 vine==1.1.4
 wcwidth==0.1.7
 whitenoise==3.3.1