diff --git a/types/feathersjs__socketio/feathersjs__socketio-tests.ts b/types/feathersjs__socketio/feathersjs__socketio-tests.ts
index e40ec10897..3715b0b3b2 100644
--- a/types/feathersjs__socketio/feathersjs__socketio-tests.ts
+++ b/types/feathersjs__socketio/feathersjs__socketio-tests.ts
@@ -9,4 +9,7 @@ app.configure(feathersSocketIO({}, io => {}));
 app.configure(feathersSocketIO(1337, io => {}));
 app.configure(feathersSocketIO(1337, {}, io => {}));
 
+app.channel('');
+app.publish('', () => undefined);
+
 const key = SOCKET_KEY;
diff --git a/types/feathersjs__socketio/index.d.ts b/types/feathersjs__socketio/index.d.ts
index 67fca942ad..38e0dc8d3e 100644
--- a/types/feathersjs__socketio/index.d.ts
+++ b/types/feathersjs__socketio/index.d.ts
@@ -5,6 +5,7 @@
 // Definitions: https://github.com/feathersjs-ecosystem/feathers-typescript
 // TypeScript Version: 2.8
 
+/// <reference types="feathersjs__socket-commons"/>
 import * as io from 'socket.io';
 
 declare const socketio: FeathersSocketIO;