diff --git a/src/fake_data/provide_hass.ts b/src/fake_data/provide_hass.ts
index 692d975cd3..4baa8db899 100644
--- a/src/fake_data/provide_hass.ts
+++ b/src/fake_data/provide_hass.ts
@@ -226,6 +226,7 @@ export const provideHass = (
       },
       suspendReconnectUntil: noop,
       suspend: noop,
+      ping: noop,
       socket: {
         readyState: WebSocket.OPEN,
       },