diff --git a/validate/device.schema.js b/validate/device.schema.js
index 4d1f65e..c054b02 100644
--- a/validate/device.schema.js
+++ b/validate/device.schema.js
@@ -7,6 +7,7 @@ const Joi = require("joi");
 const insertDeviceSchema = Joi.object({
     device_name: Joi.string().max(100).required(),
     is_active: Joi.boolean().required(),
+    brand_id:  Joi.number().integer().min(1),
     device_location: Joi.string().max(100).required(),
     device_description: Joi.string().required(),
     ip_address: Joi.string()
@@ -20,6 +21,7 @@ const insertDeviceSchema = Joi.object({
 const updateDeviceSchema = Joi.object({
     device_name: Joi.string().max(100),
     is_active: Joi.boolean(),
+    brand_id:  Joi.number().integer().min(1),
     device_location: Joi.string().max(100),
     device_description: Joi.string(),
     ip_address: Joi.string()