diff --git a/mopidy_webhooks/__init__.py b/mopidy_webhooks/__init__.py
index a31c644..a7b4aa5 100644
--- a/mopidy_webhooks/__init__.py
+++ b/mopidy_webhooks/__init__.py
@@ -18,8 +18,8 @@ class Extension(ext.Extension):
 
     def get_config_schema(self):
         schema = super().get_config_schema()
-        schema["url"] = config.String()
-        schema["token"] = config.Secret()
+        schema["urls"] = config.String()
+        schema["tokens"] = config.Secret(optional=True)
         return schema
 
     def setup(self, registry):