diff --git a/requirements.txt b/requirements.txt
index f903fb5..e3553cc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,6 +25,6 @@ scandir==1.7
 simplegeneric==0.8.1
 six==1.11.0
 traitlets==4.3.2
-urllib3==1.22
+urllib3==1.26.5
 wcwidth==0.1.7
 Werkzeug==0.14.1