diff --git a/fastapi-socket.io/requirements.txt b/fastapi-socket.io/requirements.txt
index e181568..6bdbb6c 100644
--- a/fastapi-socket.io/requirements.txt
+++ b/fastapi-socket.io/requirements.txt
@@ -6,4 +6,4 @@ python_socketio
 six==1.11.0
 uvicorn==0.7.0
 uvloop==0.12.2
-websockets==7.0
+websockets==9.1