diff --git a/subprojects/gst-examples/webrtc/signalling/simple_server.py b/subprojects/gst-examples/webrtc/signalling/simple_server.py
index 9eab742dfd..f8b12abe78 100755
--- a/subprojects/gst-examples/webrtc/signalling/simple_server.py
+++ b/subprojects/gst-examples/webrtc/signalling/simple_server.py
@@ -253,7 +253,7 @@ class WebRTCSimpleServer(object):
         return sslctx
 
     async def run(self):
-        async def handler(ws, path):
+        async def handler(ws, path=None):
             '''
             All incoming messages are handled here. @path is unused.
             '''