diff --git a/requirements.txt b/requirements.txt
index 31f0b3b..111cb3d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -59,7 +59,7 @@ txaio==2.8.2
 urllib3==1.22
 virtualenv==15.1.0
 websocket-client==0.46.0
-websockets==3.2
+websockets==9.1
 whitenoise==3.3.1
 zope.interface==4.4.3
 psycopg2==2.7.2