diff --git a/sanic/app.py b/sanic/app.py
index 633fef17..bb52fdf8 100644
--- a/sanic/app.py
+++ b/sanic/app.py
@@ -186,6 +186,7 @@ class Sanic:
 
         def response(handler):
             async def websocket_handler(request, *args, **kwargs):
+                request.app = self
                 protocol = request.transport.get_protocol()
                 ws = await protocol.websocket_handshake(request)
                 try: