diff --git a/homeassistant/components/zwave.py b/homeassistant/components/zwave.py
index c77b556826b..2cfaea40444 100644
--- a/homeassistant/components/zwave.py
+++ b/homeassistant/components/zwave.py
@@ -51,6 +51,7 @@ COMMAND_CLASS_DOOR_LOCK = 98
 COMMAND_CLASS_THERMOSTAT_SETPOINT = 67
 COMMAND_CLASS_THERMOSTAT_FAN_MODE = 68
 COMMAND_CLASS_BATTERY = 128
+COMMAND_CLASS_SENSOR_ALARM = 156
 
 GENERIC_COMMAND_CLASS_WHATEVER = None
 GENERIC_COMMAND_CLASS_NOTIFICATION_SENSOR = 7
@@ -93,7 +94,8 @@ DISCOVERY_COMPONENTS = [
      [SPECIFIC_DEVICE_CLASS_WHATEVER],
      [COMMAND_CLASS_SENSOR_MULTILEVEL,
       COMMAND_CLASS_METER,
-      COMMAND_CLASS_ALARM],
+      COMMAND_CLASS_ALARM,
+      COMMAND_CLASS_SENSOR_ALARM],
      TYPE_WHATEVER,
      GENRE_USER),
     ('light',