diff --git a/Model/WikiFileModel.php b/Model/WikiFileModel.php
index 2b3e4a6..f28aa67 100644
--- a/Model/WikiFileModel.php
+++ b/Model/WikiFileModel.php
@@ -3,7 +3,6 @@
 namespace Kanboard\Plugin\Wiki\Model;
 
 use Kanboard\Model\FileModel;
-use Kanboard\Plugin\Wiki\Model\Wiki;
 
 /**
  * Wiki File Model
@@ -26,7 +25,7 @@ class WikiFileModel extends FileModel
      * @var string
      */
     const EVENT_CREATE = 'wiki.file.create';
-   
+
 
     /**
      * Get the table
@@ -39,7 +38,7 @@ protected function getTable()
     {
         return self::TABLE;
     }
-    
+
 
     /**
      * Define the foreign key
@@ -105,7 +104,7 @@ protected function fireCreationEvent($file_id)
     {
         return null;
     }
-    
+
     protected function fireDestructionEvent($file_id)
     {
         return null;
diff --git a/Model/WikiModel.php b/Model/WikiModel.php
index e5ec418..0cc5efe 100755
--- a/Model/WikiModel.php
+++ b/Model/WikiModel.php
@@ -5,7 +5,6 @@
 use Kanboard\Core\Base;
 use Kanboard\Core\Controller\PageNotFoundException;
 use Kanboard\Core\Controller\AccessForbiddenException;
-// use Kanboard\Model\WikiModel;
 use Kanboard\Model\UserModel;
 use SimpleValidator\Validator;
 use SimpleValidator\Validators;
@@ -53,7 +52,7 @@ public function getEditions($wiki_id)
     const EVENT_UPDATE       = 'wikipage.update';
     const EVENT_CREATE       = 'wikipage.create';
     const EVENT_DELETE       = 'wikipage.delete';
-    
+
 
     /**
      * retrieve wikipages by parent id
@@ -178,7 +177,7 @@ public function reorderPagesByIndex($project_id, $src_wiki_id, $index, $parent_i
 
         // echo json_encode($wikiPages), true;
 
-        // echo "project_id: " . $project_id . " src_wiki_id: " . $src_wiki_id . " index: " . 
+        // echo "project_id: " . $project_id . " src_wiki_id: " . $src_wiki_id . " index: " .
             $index . " parent_id: " . $parent_id ." count list: " . count($wikiPages) . "<br>";
         // change order of each in for loop, move matching id to one before target
         $orderColumn = 0;
@@ -260,7 +259,7 @@ public function reorderPages($project_id, $src_wiki_id, $target_wiki_id){
                     if(!$result){
                         return false;
                     }
-                } 
+                }
             }
             $orderColumn++;
         }
@@ -436,7 +435,7 @@ public function updatepage($paramvalues, $editions, $date = '')
         if ($this->userSession->isLogged()) {
             $values['modifier_id'] = $this->userSession->getId();
         }
-        
+
         $wikiEventJob = new WikiEventJob($this->container);
         $wikiEventJob->executeWithId($paramvalues['id'], self::EVENT_UPDATE);
         // $wikiEventJob = new WikiEventJob($this->container);
diff --git a/Template/wiki_list/sort_menu.php b/Template/wiki_list/sort_menu.php
index 29f1dc5..179f263 100644
--- a/Template/wiki_list/sort_menu.php
+++ b/Template/wiki_list/sort_menu.php
@@ -2,16 +2,16 @@
     <a href="#" class="dropdown-menu dropdown-menu-link-icon"><strong><?= t('Sort') ?> <i class="fa fa-caret-down"></i></strong></a>
     <ul>
         <li>
-            <?= $paginator->order(t('Project ID'), \Kanboard\Plugin\Wiki\Model\Wiki::WIKITABLE.'.id') ?>
+            <?= $paginator->order(t('Project ID'), \Kanboard\Plugin\Wiki\Model\WikiModel::WIKITABLE.'.id') ?>
         </li>
         <li>
-            <?= $paginator->order(t('Wiki page Title'), \Kanboard\Plugin\Wiki\Model\Wiki::WIKITABLE.'.title') ?>
+            <?= $paginator->order(t('Wiki page Title'), \Kanboard\Plugin\Wiki\Model\WikiModel::WIKITABLE.'.title') ?>
         </li>
         <li>
-            <?= $paginator->order(t('Date Created'), \Kanboard\Plugin\Wiki\Model\Wiki::WIKITABLE.'.date_creation') ?>
+            <?= $paginator->order(t('Date Created'), \Kanboard\Plugin\Wiki\Model\WikiModel::WIKITABLE.'.date_creation') ?>
         </li>
         <li>
-            <?= $paginator->order(t('Date Modified'), \Kanboard\Plugin\Wiki\Model\Wiki::WIKITABLE.'.date_modification') ?>
-        </li> 
+            <?= $paginator->order(t('Date Modified'), \Kanboard\Plugin\Wiki\Model\WikiModel::WIKITABLE.'.date_modification') ?>
+        </li>
     </ul>
 </div>