diff --git a/Module.php b/Module.php
index 56fc799..1ba8372 100755
--- a/Module.php
+++ b/Module.php
@@ -34,7 +34,7 @@
          * @var string comment model class
          */
         public $commentModelClass = null;
-    
+        
         public $ratingModelClass = null;
         
         /**
@@ -63,7 +63,7 @@
          * @var bool
          */
         public $enableRating = true;
-    
+        
         /**
          * Whether to enable comment premoderate or not.
          *
@@ -72,6 +72,11 @@
         public $enablePremoderate = true;
         
         /**
+         * @var string[] $cacheModels
+         */
+        public $cacheModels = [];
+        
+        /**
          * Initializes the module.
          * This method is called after the module is created and initialized with property values
          * given in configuration. The default implementation will initialize
@@ -99,7 +104,7 @@
             }
             parent::init();
         }
-    
+        
         /**
          * Prompt to register current module
          *
@@ -110,4 +115,33 @@
             throw new InvalidConfigException(\Yii::t('artbox-comment', 'Register artbox-comment module'));
         }
         
+        /**
+         * Rating model factory
+         *
+         * @param $config
+         *
+         * @return \yii\db\ActiveRecord
+         */
+        public function createRating($config)
+        {
+            /**
+             * @var \yii\db\ActiveRecord $model
+             */
+            $model = \Yii::createObject(
+                array_merge(
+                    [
+                        'class' => $this->ratingModelClass,
+                    ],
+                    $config
+                )
+            );
+            $behaviors = [];
+            foreach ($this->cacheModels as $cacheModel) {
+                $behaviors[] = \Yii::createObject($cacheModel);
+            }
+            if (!empty($behaviors)) {
+                $model->attachBehaviors($behaviors);
+            }
+            return $model;
+        }
     }
diff --git a/controllers/DefaultController.php b/controllers/DefaultController.php
index 6c7448a..d1c66b6 100755
--- a/controllers/DefaultController.php
+++ b/controllers/DefaultController.php
@@ -3,7 +3,6 @@
     namespace artbox\webcomment\controllers;
     
     use artbox\webcomment\models\CommentModel;
-    use artbox\webcomment\models\RatingModel;
     use artbox\webcomment\Module;
     use yii\filters\AccessControl;
     use yii\filters\VerbFilter;
@@ -45,7 +44,7 @@
                 ],
             ];
         }
-    
+        
         /**
          * Create comment.
          *
@@ -80,11 +79,7 @@
                     $model->setAttributes($entity_data);
                     if ($model->save()) {
                         if (empty($model->parent_id) && $module->enableRating) {
-                            $ratingModelClass = $module->ratingModelClass;
-                            /**
-                             * @var RatingModel $rating
-                             */
-                            $rating = new $ratingModelClass(
+                            $rating = $module->createRating(
                                 [
                                     'model'    => $model::className(),
                                     'model_id' => $model->primaryKey,
diff --git a/models/CommentModel.php b/models/CommentModel.php
index 9007156..1ae618f 100755
--- a/models/CommentModel.php
+++ b/models/CommentModel.php
@@ -33,6 +33,7 @@
      * @property string                                   $link
      * @property \artbox\webcomment\models\CommentModel[] $children
      * @property \artbox\order\models\Customer            $customer
+     * @property \artbox\webcomment\models\RatingModel    $rating
      */
     class CommentModel extends ActiveRecord implements CommentInterface
     {
@@ -49,7 +50,7 @@
         public $encryptedEntity;
         
         public $entityId;
-    
+        
         /**
          * @inheritdoc
          */
@@ -85,7 +86,7 @@
             ];
             return $scenarios;
         }
-    
+        
         /**
          * @inheritdoc
          */
@@ -93,7 +94,7 @@
         {
             return '{{%artbox_comment}}';
         }
-    
+        
         /**
          * @inheritdoc
          */
@@ -139,7 +140,7 @@
                 ],
             ];
         }
-    
+        
         /**
          * @inheritdoc
          */
@@ -188,7 +189,7 @@
                 ],
             ];
         }
-    
+        
         /**
          * @inheritdoc
          */
@@ -212,7 +213,7 @@
                 'entity_id'   => \Yii::t('artbox-comment', 'Entity ID'),
             ];
         }
-    
+        
         /**
          * Set Entity of Comment model
          *
@@ -222,7 +223,7 @@
         {
             $this->entity = $entity;
         }
-    
+        
         /**
          * Get Entity of Comment model
          *
@@ -232,7 +233,7 @@
         {
             return $this->entity;
         }
-    
+        
         /**
          * Get ActiveDataProvider of comments for particular Entity according to its EntityId
          *
@@ -281,7 +282,7 @@
                 ]
             );
         }
-    
+        
         /**
          * Delete comment
          *
@@ -296,7 +297,7 @@
             }
             return false;
         }
-    
+        
         /**
          * Set EntityId of Comment model
          *
@@ -306,7 +307,7 @@
         {
             $this->entityId = $entityId;
         }
-    
+        
         /**
          * Get EntityId of Comment model
          *
@@ -316,7 +317,7 @@
         {
             return $this->entityId;
         }
-    
+        
         /**
          * Get children relation for current comment
          *
@@ -328,7 +329,7 @@
                         ->andFilterWhere([ 'status' => self::STATUS_ACTIVE ])
                         ->inverseOf('parent');
         }
-    
+        
         /**
          * Get parent relation for current comment
          *
@@ -339,7 +340,7 @@
             return $this->hasOne(self::className(), [ 'id' => 'parent_id' ])
                         ->inverseOf('children');
         }
-    
+        
         /**
          * Get customer relation for current comment
          *
@@ -349,7 +350,7 @@
         {
             return $this->hasOne(self::getCustomerClass(), [ 'id' => 'customer_id' ]);
         }
-    
+        
         /**
          * Get rating relation for current model
          *
@@ -366,7 +367,7 @@
                             ]
                         );
         }
-    
+        
         /**
          * Get entity model for current comment or false if not ActiveRecord
          *
@@ -387,7 +388,7 @@
                 return false;
             }
         }
-    
+        
         /**
          * Get Customer model name
          *
--
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