diff --git a/custom_components/bluesound_alt/media_player.py b/custom_components/bluesound_alt/media_player.py
index 55d8a09..e577614 100644
--- a/custom_components/bluesound_alt/media_player.py
+++ b/custom_components/bluesound_alt/media_player.py
@@ -880,11 +880,19 @@ async def rebuild_bluesound_group(self):
             )
 
             slaves = []
-            for key in sync_status["SyncStatus"]:
-                _LOGGER.debug("KEY: %s", key)
 
-            for slave in slaves:
-                new_device_group.append(slave.id + ":" + slave.port)
+            # Extract information from slave objects
+            slave_objects = sync_status["SyncStatus"].get('slave', [])
+            if isinstance(slave_objects, list):
+                for slave_obj in slave_objects:
+                    slave_id = slave_obj['@id']
+                    slave_port = slave_obj['@port']
+                    slaves.append(slave_id + ":" + slave_port)
+            elif slave_objects != None:
+                # Single slave object
+                slave_id = slave_objects['@id']
+                slave_port = slave_objects['@port']
+                slaves.append(slave_id + ":" + slave_port)
         else:
             _LOGGER.debug("Device is a slave: %s", new_device_group)