diff --git a/sanic/server/protocols/websocket_protocol.py b/sanic/server/protocols/websocket_protocol.py
index beee1d26..5a3e70f2 100644
--- a/sanic/server/protocols/websocket_protocol.py
+++ b/sanic/server/protocols/websocket_protocol.py
@@ -147,7 +147,7 @@ class WebSocketProtocol(HttpProtocol):
                 "".join([f"{k}: {v}\r\n" for k, v in resp.headers.items()])
             ).encode()
             rbody += b"\r\n"
-            if resp.body is not None:
+            if resp.body:
                 rbody += resp.body
                 rbody += b"\r\n\r\n"
             await super().send(rbody)