diff --git a/Controller/ApiController.php b/Controller/ApiController.php
index 3bf990e..584881e 100755
--- a/Controller/ApiController.php
+++ b/Controller/ApiController.php
@@ -58,7 +58,7 @@ final class ApiController extends Controller
     private function validateSurveyTemplateCreate(RequestAbstract $request) : array
     {
         $val = [];
-        if (($val['title'] = empty($request->getData('title')))
+        if (($val['title'] = !$request->hasData('title'))
         ) {
             return $val;
         }
@@ -269,7 +269,7 @@ final class ApiController extends Controller
     private function validateSurveyAnswerCreate(RequestAbstract $request) : array
     {
         $val = [];
-        if (($val['survey'] = empty($request->getData('survey')))
+        if (($val['survey'] = !$request->hasData('survey'))
         ) {
             return $val;
         }
diff --git a/tests/Controller/ApiControllerTest.php b/tests/Controller/ApiControllerTest.php
index 5d8c13a..8c92978 100755
--- a/tests/Controller/ApiControllerTest.php
+++ b/tests/Controller/ApiControllerTest.php
@@ -73,7 +73,7 @@ final class ApiControllerTest extends \PHPUnit\Framework\TestCase
 
         $permission = new AccountPermission();
         $permission->setUnit(1);
-        $permission->setApp('backend');
+        $permission->setApp(2);
         $permission->setPermission(
             PermissionType::READ
             | PermissionType::CREATE