diff --git a/homeassistant/components/homematic/__init__.py b/homeassistant/components/homematic/__init__.py
index a11c8c0f22c..409f2a76fe8 100644
--- a/homeassistant/components/homematic/__init__.py
+++ b/homeassistant/components/homematic/__init__.py
@@ -169,6 +169,8 @@ CONFIG_SCHEMA = vol.Schema({
             vol.Optional(CONF_PATH, default=DEFAULT_PATH): cv.string,
             vol.Optional(CONF_RESOLVENAMES, default=DEFAULT_RESOLVENAMES):
                 vol.In(CONF_RESOLVENAMES_OPTIONS),
+            vol.Optional(CONF_USERNAME, default=DEFAULT_USERNAME): cv.string,
+            vol.Optional(CONF_PASSWORD, default=DEFAULT_PASSWORD): cv.string,
             vol.Optional(CONF_CALLBACK_IP): cv.string,
             vol.Optional(CONF_CALLBACK_PORT): cv.port,
         }},