diff --git a/common/models/User.php b/common/models/User.php
index 37ad656..5908d85 100755
--- a/common/models/User.php
+++ b/common/models/User.php
@@ -507,6 +507,7 @@
         {
             return $this->getSpecializations()
                         ->asArray()
+                ->indexBy('specialization_id')
                         ->column();
         }
 
diff --git a/frontend/views/accounts/service.php b/frontend/views/accounts/service.php
index 5ae9371..471ea84 100755
--- a/frontend/views/accounts/service.php
+++ b/frontend/views/accounts/service.php
@@ -39,8 +39,6 @@
         </div>
     </div>
 
-
-
     <div class="input-blocks-wrapper">
         <ul class="content-menu-first">
             <?php foreach($specializations as $specialization):?>
@@ -55,7 +53,11 @@
                                     <ul>
                                         <?php foreach($child_first->children as $child_second):?>
                                             <?php if($child_first instanceof Specialization): ?>
-                                                <li><a href="#"><?= Html::checkbox('User[specializationInput][]', in_array($child_second->specialization_id, ArrayHelper::getColumn($user->specializations,'specialization_id')),['value' => $child_second->specialization_id, 'label' =>$child_second->specialization_name])?></a></li>
+                                                <li>
+                                                    <a href="#">
+                                                        <?= $form->field($user, "specializationInput[{$child_second->specialization_id}]")->checkbox(['value' => $child_second->specialization_id, 'label' => $child_second->specialization_name, 'uncheck' => null, 'checked' => 'checked']) ?>
+                                                    </a>
+                                                </li>
                                             <?php endif;?>
                                         <?php endforeach; ?>
                                     </ul>
--
libgit2 0.21.4