diff --git a/homeassistant/config.py b/homeassistant/config.py
index 58cfe845e8f040..53e611ac725052 100644
--- a/homeassistant/config.py
+++ b/homeassistant/config.py
@@ -13,6 +13,7 @@
 from voluptuous.humanize import humanize_error
 
 from homeassistant.const import (
+    ATTR_FRIENDLY_NAME, ATTR_HIDDEN, ATTR_ASSUMED_STATE,
     CONF_LATITUDE, CONF_LONGITUDE, CONF_NAME, CONF_PACKAGES, CONF_UNIT_SYSTEM,
     CONF_TIME_ZONE, CONF_ELEVATION, CONF_UNIT_SYSTEM_METRIC,
     CONF_UNIT_SYSTEM_IMPERIAL, CONF_TEMPERATURE_UNIT, TEMP_CELSIUS,
@@ -129,13 +130,19 @@
         {cv.slug: vol.Any(dict, list, None)})  # Only slugs for component names
 })
 
+CUSTOMIZE_DICT_SCHEMA = vol.Schema({
+    vol.Optional(ATTR_FRIENDLY_NAME): cv.string,
+    vol.Optional(ATTR_HIDDEN): cv.boolean,
+    vol.Optional(ATTR_ASSUMED_STATE): cv.boolean,
+}, extra=vol.ALLOW_EXTRA)
+
 CUSTOMIZE_CONFIG_SCHEMA = vol.Schema({
     vol.Optional(CONF_CUSTOMIZE, default={}):
-        vol.Schema({cv.entity_id: dict}),
+        vol.Schema({cv.entity_id: CUSTOMIZE_DICT_SCHEMA}),
     vol.Optional(CONF_CUSTOMIZE_DOMAIN, default={}):
-        vol.Schema({cv.string: dict}),
+        vol.Schema({cv.string: CUSTOMIZE_DICT_SCHEMA}),
     vol.Optional(CONF_CUSTOMIZE_GLOB, default={}):
-        vol.Schema({cv.string: OrderedDict}),
+        vol.Schema({cv.string: CUSTOMIZE_DICT_SCHEMA}),
 })
 
 CORE_CONFIG_SCHEMA = CUSTOMIZE_CONFIG_SCHEMA.extend({
diff --git a/tests/test_config.py b/tests/test_config.py
index aaa793f91a967c..22fcebc6ea44a9 100644
--- a/tests/test_config.py
+++ b/tests/test_config.py
@@ -12,6 +12,7 @@
 from homeassistant.core import DOMAIN, HomeAssistantError, Config
 import homeassistant.config as config_util
 from homeassistant.const import (
+    ATTR_FRIENDLY_NAME, ATTR_HIDDEN, ATTR_ASSUMED_STATE,
     CONF_LATITUDE, CONF_LONGITUDE, CONF_UNIT_SYSTEM, CONF_NAME,
     CONF_TIME_ZONE, CONF_ELEVATION, CONF_CUSTOMIZE, __version__,
     CONF_UNIT_SYSTEM_METRIC, CONF_UNIT_SYSTEM_IMPERIAL, CONF_TEMPERATURE_UNIT)
@@ -235,6 +236,29 @@ def test_core_config_schema(self):
             },
         })
 
+    def test_customize_dict_schema(self):
+        """Test basic customize config validation."""
+        values = (
+            {ATTR_FRIENDLY_NAME: None},
+            {ATTR_HIDDEN: '2'},
+            {ATTR_ASSUMED_STATE: '2'},
+        )
+
+        for val in values:
+            print(val)
+            with pytest.raises(MultipleInvalid):
+                config_util.CUSTOMIZE_DICT_SCHEMA(val)
+
+        assert config_util.CUSTOMIZE_DICT_SCHEMA({
+            ATTR_FRIENDLY_NAME: 2,
+            ATTR_HIDDEN: '1',
+            ATTR_ASSUMED_STATE: '0',
+        }) == {
+            ATTR_FRIENDLY_NAME: '2',
+            ATTR_HIDDEN: True,
+            ATTR_ASSUMED_STATE: False
+        }
+
     def test_customize_glob_is_ordered(self):
         """Test that customize_glob preserves order."""
         conf = config_util.CORE_CONFIG_SCHEMA(