diff --git a/php/src/GildedRose.php b/php/src/GildedRose.php
index 3350949b..54c921cb 100644
--- a/php/src/GildedRose.php
+++ b/php/src/GildedRose.php
@@ -9,7 +9,7 @@ final class GildedRose
     /**
      * @var Item[]
      */
-    private $items;
+    private array $items;
 
     public function __construct(array $items)
     {
diff --git a/php/src/Item.php b/php/src/Item.php
index dbc3bc9e..f4c2d3a0 100644
--- a/php/src/Item.php
+++ b/php/src/Item.php
@@ -6,20 +6,11 @@ namespace GildedRose;
 
 final class Item
 {
-    /**
-     * @var string
-     */
-    public $name;
+    public string $name;
 
-    /**
-     * @var int
-     */
-    public $sellIn;
+    public int $sellIn;
 
-    /**
-     * @var int
-     */
-    public $quality;
+    public int $quality;
 
     public function __construct(string $name, int $sellIn, int $quality)
     {