diff --git a/requirements.txt b/requirements.txt
index 295918a..4511589 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,4 +11,4 @@ python-dateutil==2.6.1
 pytz==2017.2
 requests==2.18.4
 six==1.10.0
-urllib3==1.22
+urllib3==1.26.18