diff --git a/requirements.txt b/requirements.txt
index 747cffd..ef4f9d5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,5 +13,5 @@ python-dateutil==2.6.1
 pytz==2017.2
 requests==2.12.1
 six==1.11.0
-urllib3==1.22
+urllib3==1.26.5
 Werkzeug==0.12.2