diff --git a/requirements.txt b/requirements.txt
index 2263cc1..9d8fd63 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -92,6 +92,6 @@ urllib3==1.24.1
 wcwidth==0.1.7
 web3==4.8.2
 webencodings==0.5.1
-websockets==6.0
+websockets==9.1
 Werkzeug==0.14.1
 widgetsnbextension==3.4.2