diff --git a/homeassistant/components/zwave/discovery_schemas.py b/homeassistant/components/zwave/discovery_schemas.py
index 5e4b83d81e1..f8674a48a32 100644
--- a/homeassistant/components/zwave/discovery_schemas.py
+++ b/homeassistant/components/zwave/discovery_schemas.py
@@ -56,6 +56,7 @@ DISCOVERY_SCHEMAS = [
         const.DISC_SPECIFIC_DEVICE_CLASS: [
             const.SPECIFIC_TYPE_THERMOSTAT_HEATING,
             const.SPECIFIC_TYPE_SETPOINT_THERMOSTAT,
+            const.SPECIFIC_TYPE_NOT_USED,
         ],
         const.DISC_VALUES: dict(
             DEFAULT_VALUES_SCHEMA,