diff --git a/requirements.txt b/requirements.txt
index 166ffe14..c737b41c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -111,7 +111,7 @@ typed-ast==1.1.0
 tzlocal==1.5.1
 u-msgpack-python==2.5.0
 unattended-upgrades==0.1
-urllib3==1.23
+urllib3==1.24.2
 virtualenv==15.1.0
 web3==4.5.0
 websockets==5.0.1