diff --git a/validation_schemas/alexa_smart_home_message_schema.json b/validation_schemas/alexa_smart_home_message_schema.json
index b3574ba..8279043 100644
--- a/validation_schemas/alexa_smart_home_message_schema.json
+++ b/validation_schemas/alexa_smart_home_message_schema.json
@@ -2122,6 +2122,9 @@
                   {
                     "type": "boolean"
                   },
+                  "nonControllable": {
+                    "type": "boolean"
+                  },
                   "readOnly":{
                     "type": "boolean"
                   }
@@ -2236,6 +2239,9 @@
                   "retrievable": {
                     "type": "boolean"
                   },
+                  "nonControllable": {
+                    "type": "boolean"
+                  },
                   "readOnly":{
                     "type": "boolean"
                   }
@@ -2395,6 +2401,9 @@
                   "retrievable": {
                     "type": "boolean"
                   },
+                  "nonControllable": {
+                    "type": "boolean"
+                  },
                   "readOnly":{
                     "type": "boolean"
                   }