diff --git a/src/Interfaces/ItemInterface.php b/src/Interfaces/ItemInterface.php
index 25b3a61..1f00fa2 100644
--- a/src/Interfaces/ItemInterface.php
+++ b/src/Interfaces/ItemInterface.php
@@ -59,17 +59,17 @@ public function setUnits(?int $units): ItemInterface;
     /**
      * Get the VAT percentage.
      *
-     * @return int
+     * @return float
      */
-    public function getVatPercentage(): ?int;
+    public function getVatPercentage(): ?float;
 
     /**
      * Set the VAT percentage.
      *
-     * @param int|null $vatPercentage
+     * @param float|null $vatPercentage
      * @return ItemInterface Return self to enable chaining.
      */
-    public function setVatPercentage(?int $vatPercentage): ItemInterface;
+    public function setVatPercentage(?float $vatPercentage): ItemInterface;
 
     /**
      * Get the product code.
diff --git a/src/Model/Item.php b/src/Model/Item.php
index 4fa32a5..a221f9e 100644
--- a/src/Model/Item.php
+++ b/src/Model/Item.php
@@ -43,7 +43,7 @@ class Item implements \JsonSerializable, ItemInterface
     /**
      * The VAT percentage.
      *
-     * @var integer
+     * @var float
      */
     protected $vatPercentage;
 
@@ -159,9 +159,9 @@ public function setUnits(?int $units): ItemInterface
     /**
      * Get the VAT percentage.
      *
-     * @return int
+     * @return float
      */
-    public function getVatPercentage(): ?int
+    public function getVatPercentage(): ?float
     {
         return $this->vatPercentage;
     }
@@ -169,10 +169,10 @@ public function getVatPercentage(): ?int
     /**
      * Set the VAT percentage.
      *
-     * @param int $vatPercentage
+     * @param float $vatPercentage
      * @return ItemInterface Return self to enable chaining.
      */
-    public function setVatPercentage(?int $vatPercentage): ItemInterface
+    public function setVatPercentage(?float $vatPercentage): ItemInterface
     {
         $this->vatPercentage = $vatPercentage;