diff --git a/requirements.txt b/requirements.txt
index 4717247..2c44f3f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,5 +21,5 @@ pytz==2018.3
 requests==2.18.4
 six==1.11.0
 twilio==6.10.3
-urllib3==1.22
+urllib3==1.24.2
 whitenoise==3.3.0