diff --git a/requirements.txt b/requirements.txt
index e8592c9..89c2a5c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,6 +16,6 @@ pytz==2017.2
 requests==2.18.4
 six==1.11.0
 SQLAlchemy==1.1.14
-urllib3==1.22
+urllib3==1.26.5
 websocket-client==0.44.0
 Werkzeug==0.12.2