diff --git a/requirements.txt b/requirements.txt
index ac7c6a8..020c835 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,5 +5,5 @@ docopt==0.6.2
 idna==2.5
 python-digitalocean==1.12
 requests==2.18.1
-urllib3==1.21.1
+urllib3==1.24.2
 wsgiref==0.1.2