diff --git a/homeassistant/components/adguard/config_flow.py b/homeassistant/components/adguard/config_flow.py
index 308670272b5..08650f353b9 100644
--- a/homeassistant/components/adguard/config_flow.py
+++ b/homeassistant/components/adguard/config_flow.py
@@ -110,6 +110,7 @@ class AdGuardHomeFlowHandler(ConfigFlow, domain=DOMAIN):
 
         if not entries:
             self._hassio_discovery = discovery_info
+            await self._async_handle_discovery_without_unique_id()
             return await self.async_step_hassio_confirm()
 
         cur_entry = entries[0]