diff --git a/homeassistant/components/lookin/config_flow.py b/homeassistant/components/lookin/config_flow.py
index af42febbb3f..2b4df9cc027 100644
--- a/homeassistant/components/lookin/config_flow.py
+++ b/homeassistant/components/lookin/config_flow.py
@@ -31,8 +31,8 @@ class LookinFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
         self, discovery_info: zeroconf.ZeroconfServiceInfo
     ) -> FlowResult:
         """Start a discovery flow from zeroconf."""
-        uid: str = discovery_info[zeroconf.ATTR_HOSTNAME][: -len(".local.")]
-        host: str = discovery_info[zeroconf.ATTR_HOST]
+        uid: str = discovery_info.hostname[: -len(".local.")]
+        host: str = discovery_info.host
         await self.async_set_unique_id(uid.upper())
         self._abort_if_unique_id_configured(updates={CONF_HOST: host})