diff --git a/Registry.php b/Registry.php
index 69727c3..89fee9f 100644
--- a/Registry.php
+++ b/Registry.php
@@ -32,8 +32,18 @@ class Registry extends ArrayObject
     {
         parent::__construct($array, $flags);
     }
-    
-    private function __clone(){}
+
+    /**
+     * Refuse clone
+     * @codeCoverageIgnoreStart
+     */
+    private function __clone()
+    {
+    }
+
+    /**
+     * @codeCoverageIgnoreStart
+     */
 
     /**
      * Retrieves the default registry instance.
diff --git a/app/CliController.php b/app/CliController.php
index 768a69e..33bd2ce 100644
--- a/app/CliController.php
+++ b/app/CliController.php
@@ -29,12 +29,17 @@ class CliController
 
     /**
      * Refuse cloning
+     * @codeCoverageIgnoreStart
      */
     private function __clone()
     {
     }
 
     /**
+     * @codeCoverageIgnoreEnd
+     */
+
+    /**
      * @static
      * @return CliController
      */
diff --git a/app/FrontController.php b/app/FrontController.php
index 43bbec9..2fe5889 100644
--- a/app/FrontController.php
+++ b/app/FrontController.php
@@ -35,12 +35,17 @@ class FrontController
 
     /**
      * Refuse cloning
+     * @codeCoverageIgnoreStart
      */
     private function __clone()
     {
     }
 
     /**
+     * @codeCoverageIgnoreEnd
+     */
+
+    /**
      * @return FrontController
      */
     static public function getInstance()
@@ -128,7 +133,8 @@ class FrontController
                 }
             }
             return $html;
-        } catch (Exception $e) {
+        }
+        catch (Exception $e) {
             if (Config::get('DEBUG')) {
                 if (!headers_sent()) {
                     if ($e instanceof ErrorHTTPException) {
diff --git a/session/Session.php b/session/Session.php
index 9af7724..20e286c 100644
--- a/session/Session.php
+++ b/session/Session.php
@@ -21,14 +21,24 @@ class Session
     
     /**
      * Avoid new
+     * @codeCoverageIgnoreStart
      */
     private function __construct(){}
-    
+
+    /**
+     * @codeCoverageIgnoreEnd
+     */
+
     /**
      * Avoid cloning
+     * @codeCoverageIgnoreStart
      */
     private function __clone(){}
-    
+
+    /**
+     * @codeCoverageIgnoreEnd
+     */
+
     /**
      * Retrieve a member of the $_SESSION
      *
diff --git a/util/profiler/Profiler.php b/util/profiler/Profiler.php
index e72fb8a..8f062fa 100644
--- a/util/profiler/Profiler.php
+++ b/util/profiler/Profiler.php
@@ -36,12 +36,17 @@ class Profiler
 
     /**
      * Refuse cloning
+     * @codeCoverageIgnoreStart
      */
     private function __clone()
     {
     }
 
     /**
+     * @codeCoverageIgnoreStart
+     */
+
+    /**
      * @return Profiler
      */
     static public function getInstance()