diff --git a/requirements-3.6.txt b/requirements-3.6.txt
index 451e3f9..39a1456 100644
--- a/requirements-3.6.txt
+++ b/requirements-3.6.txt
@@ -88,7 +88,7 @@ virtualenv==15.1.0
 watchdog==0.8.3
 wcwidth==0.1.7
 web3==3.16.5
-websockets==3.4
+websockets==9.1
 Werkzeug==0.14.1
 when-changed==0.3.0
 xlwt==1.3.0