diff --git a/dev/tests/Engines/Templates/Smarty/Plugins/RomanizeModifierTest.php b/dev/tests/Engines/Templates/Smarty/Plugins/RomanizeModifierTest.php
index 4523d83..215baa6 100644
--- a/dev/tests/Engines/Templates/Smarty/Plugins/RomanizeModifierTest.php
+++ b/dev/tests/Engines/Templates/Smarty/Plugins/RomanizeModifierTest.php
@@ -1,28 +1,28 @@
 <?php
 declare(strict_types=1);
 
 namespace Zed\Tests\Engines\Templates\Smarty\Plugins;
 
 class RomanizeModifierTest extends SmartyPluginTestCase {
 
-    public function setUp () {
+    public function setUp () : void {
         $this->requirePlugin('modifier', 'romanize');
     }
 
     public function testPluginWithCorrectValueAsInteger () {
         $this->assertEquals('iv', smarty_modifier_romanize(4));
     }
 
     public function testPluginWithCorrectValueAsString () {
         $this->assertEquals('iv', smarty_modifier_romanize('4'));
     }
 
     public function testPluginWithNonNumeric () {
         $this->assertEquals('quux', smarty_modifier_romanize('quux'));
     }
 
     public function testPluginWithNegativeNumber () {
         $this->assertSame('-4', smarty_modifier_romanize(-4));
     }
 
 }
diff --git a/includes/story/hook_demo.php b/includes/story/hook_demo.php
index 43177f9..dcf7142 100644
--- a/includes/story/hook_demo.php
+++ b/includes/story/hook_demo.php
@@ -1,76 +1,76 @@
 <?php
 
 /**
  * Story hook class: example code
  *
  * Zed. The immensity of stars. The HyperShip. The people.
  *
  * (c) 2010, Dereckson, some rights reserved.
  * Released under BSD license.
  *
  * This class illustrates how to use the StoryHook class.
  *
  * @package     Zed
  * @subpackage  Story
  * @author      Sébastien Santoro aka Dereckson <dereckson@espace-win.org>
  * @copyright   2010 Sébastien Santoro aka Dereckson
  * @license     http://www.opensource.org/licenses/bsd-license.php BSD
  * @version     0.1
  * @link        http://scherzo.dereckson.be/doc/zed
  * @link        http://zed.dereckson.be/
  * @filesource
  */
 
 $class = "DemoStoryHook";
 
 /**
  * Story hook demo class
  */
 class DemoStoryHook extends StoryHook {
     /**
      * Initializes resources
      *
      * @see StoryHook::initialize
      *
      * The initialize method is called after the constructor and is mandatory,
      * even if you've nothing to initialize, as it's an abstract method.
      */
     function initialize () {}
 
     /**
      * Updates the current section description.
      *
+     * @param string $description the description to update
      * @see StoryHook::update_description
      *
-     * @param string $description the description to update
      */
-    function update_description (&$description) {
+    function update_description (string &$description) {
         //Performs the rot13 transform of the current description
         $description = str_rot13($description);
 
         //Appends a string to the current description
         $description .= "\n\nWazzzzzzzzzzzzzzzzaaaaaaaaaaaaaaaaaaaaaa";
     }
 
     /**
      * Updates the current section choices
      *
-     * @see StoryHook::get_choices_links
-     *
      * @param Array $links the section links
+     *@see StoryHook::get_choices_links
+     *
      */
-    function get_choices_links (&$links) {
+    function get_choices_links (array &$links) {
         //Adds a link to /push
         $links[] = [lang_get("PushMessage"), get_url('push')];
     }
 
     /**
      * Adds content after our story content block
      *
      * @see StoryHook::add_html
      */
     function add_html () {
         //Adds a html block
         return '<div class="black">Lorem ipsum dolor</div>';
     }
 }
diff --git a/includes/story/hook_spatioport.php b/includes/story/hook_spatioport.php
index 3e1f3cd..73d698c 100644
--- a/includes/story/hook_spatioport.php
+++ b/includes/story/hook_spatioport.php
@@ -1,134 +1,134 @@
 <?php
 /**
  * Story hook class :: spatioport
  *
  * Zed. The immensity of stars. The HyperShip. The people.
  *
  * (c) 2010, Dereckson, some rights reserved.
  * Released under BSD license.
  *
  * This class allows to hook spatioport content to a story.
  *
  * It lists the ship inside the spatioport and in the surrounding space.
  *
  * @package     Zed
  * @subpackage  Story
  * @author      Sébastien Santoro aka Dereckson <dereckson@espace-win.org>
  * @copyright   2010 Sébastien Santoro aka Dereckson
  * @license     http://www.opensource.org/licenses/bsd-license.php BSD
  * @version     0.1
  * @link        http://scherzo.dereckson.be/doc/zed
  * @link        http://zed.dereckson.be/
  * @filesource
  *
  * @todo Adds spatioport services, like ship repair & co
  * @todo Adds a map of the sky, with ship around
  * @todo Consider to use the Port class instead and to move get_ships methods there.
  */
 
 use Zed\Models\Geo\Location;
 use Zed\Models\Objects\Ship;
 
 $class = 'SpatioportStoryHook';
 
 /**
  * Spatioport story hook class
  */
 class SpatioportStoryHook extends StoryHook {
     /**
      * The spatioport location
      *
      * @var Location
      */
     public $location;
 
     /**
      * The spatioport global location
      *
      * @var string
      */
     public $location_global;
 
     /**
      * The spatioport local location
      *
      * @var string
      */
     public $location_local;
 
 
     /**
      * Updates and gets the current section choices
      *
      * @param Array $links The story links
      */
-    function get_choices_links (&$links) {
+    function get_choices_links (array &$links) {
         //$links[] = array('Examiner les vaisseaux', get_url('port','ships'));
     }
 
     /**
      * Initializes instance location properties
      */
     function initialize () {
         $this->location_global = $this->perso->location_global;
         $this->location_local  = $this->section->location_local;
         $this->location = new Location($db, $this->location_global, $this->location_local);
     }
 
     /**
      * Appends ship list to the story description
      */
     function add_content () {
         $ships = $this->get_ships();
         if (count($ships)) {
             echo "\n<h2>Ships</h2>";
             echo "<p>Amongst the ships are at the spatioport:</p>";
             echo "\n<ul>";
             foreach ($ships as $ship) {
                 $url = get_url('ship', $ship);
                 echo "\n\t<li><a href=\"$url\">$ship->name</a></li>";
             }
             echo "\n</ul>";
         }
 
         $ships = $this->get_ships_in_space();
         if (count($ships)) {
             echo "\n<h2>In orbit</h2>";
             $place = (string)$this->location->body;
             echo "<p>Those ships are in space around $place:</p>";
             echo "\n<ul>";
             foreach ($ships as $ship) {
                 $url = get_url('ship', $ship);
                 echo "\n\t<li><a href=\"$url\">$ship->name</a></li>";
             }
             echo "\n</ul>";
         }
     }
 
     /**
      * Get ships in the spatioports
      *
      * @param string $location_global global location
      * @param string $location_local local location
      * @return array The ships in the spatioport
      */
     private function get_ships () {
         global $db;
 
         return Ship::get_ships_at($db, $this->location_global, $this->location_local);
     }
 
 
     /**
      * Get ships in the space surrounding the spatioport
      *
      * @param string $location_global global location
      * @param string $location_local local location
      * @return array The ships in the space around the spatioport
      */
     private function get_ships_in_space () {
         global $db;
 
         return Ship::get_ships_at($db, $this->location_global, null);
     }
 }