diff --git a/homeassistant/components/sonos/__init__.py b/homeassistant/components/sonos/__init__.py
index 7741ec36708..71068479fe4 100644
--- a/homeassistant/components/sonos/__init__.py
+++ b/homeassistant/components/sonos/__init__.py
@@ -343,7 +343,6 @@ class SonosDiscoveryManager:
                 )
             )
             await self.hass.async_add_executor_job(self._manual_hosts)
-            return
 
         self.entry.async_on_unload(
             await ssdp.async_register_callback(