diff --git a/homeassistant/components/vesync/__init__.py b/homeassistant/components/vesync/__init__.py
index 9a79ca1fbb4..3a17af55c93 100644
--- a/homeassistant/components/vesync/__init__.py
+++ b/homeassistant/components/vesync/__init__.py
@@ -26,14 +26,17 @@ PLATFORMS = ["switch", "fan", "light"]
 _LOGGER = logging.getLogger(__name__)
 
 CONFIG_SCHEMA = vol.Schema(
-    {
-        DOMAIN: vol.Schema(
-            {
-                vol.Required(CONF_USERNAME): cv.string,
-                vol.Required(CONF_PASSWORD): cv.string,
-            }
-        )
-    },
+    vol.All(
+        cv.deprecated(DOMAIN),
+        {
+            DOMAIN: vol.Schema(
+                {
+                    vol.Required(CONF_USERNAME): cv.string,
+                    vol.Required(CONF_PASSWORD): cv.string,
+                }
+            )
+        },
+    ),
     extra=vol.ALLOW_EXTRA,
 )