diff --git a/requirements.txt b/requirements.txt
index 518ca0b..2bde444 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -41,5 +41,5 @@ requests==2.18.4
 six==1.9.0
 tzlocal==1.1.2
 update-checker==0.16
-urllib3==1.22
+urllib3==1.26.5
 wsgiref==0.1.2