diff --git a/app/controllers/admin/ModelsController.php b/app/controllers/admin/ModelsController.php
index 0204ba3d1f..a5d90365cf 100755
--- a/app/controllers/admin/ModelsController.php
+++ b/app/controllers/admin/ModelsController.php
@@ -243,8 +243,9 @@ class ModelsController extends AdminController
             $model->modelno            	= e(Input::get('modelno'));
             $model->manufacturer_id    	= e(Input::get('manufacturer_id'));
             $model->category_id    		= e(Input::get('category_id'));
-            //$model->show_mac_address 	= e(Input::get('show_mac_address', '0'));
-            $model->fieldset_id = e(Input::get('custom_fieldset'));
+            if (Input::get('custom_fieldset')!='') {
+              $model->fieldset_id = e(Input::get('custom_fieldset'));
+            }
 
             if (Input::file('image')) {
                 $image = Input::file('image');