diff --git a/src/BitPaySDK/Model/Settlement/InvoiceData.php b/src/BitPaySDK/Model/Settlement/InvoiceData.php
index 43c1b821..749239c8 100644
--- a/src/BitPaySDK/Model/Settlement/InvoiceData.php
+++ b/src/BitPaySDK/Model/Settlement/InvoiceData.php
@@ -24,7 +24,7 @@ class InvoiceData
     protected ?string $currency = null;
     protected ?string $transactionCurrency = null;
     protected ?float $overPaidAmount = null;
-    protected ?float $payoutPercentage = null;
+    protected ?array $payoutPercentage = null;
     protected ?RefundInfo $refundInfo = null;
 
     public function __construct()
@@ -154,9 +154,9 @@ public function setOverPaidAmount(float $overPaidAmount): void
     /**
      * Gets The payout percentage defined by the merchant on his BitPay account settings
      *
-     * @return float|null the payout percentage
+     * @return array|null the payout percentage
      */
-    public function getPayoutPercentage(): ?float
+    public function getPayoutPercentage(): ?array
     {
         return $this->payoutPercentage;
     }
@@ -164,9 +164,9 @@ public function getPayoutPercentage(): ?float
     /**
      * Sets The payout percentage defined by the merchant on his BitPay account settings
      *
-     * @param float $payoutPercentage the payout percentage
+     * @param array $payoutPercentage the payout percentage
      */
-    public function setPayoutPercentage(float $payoutPercentage): void
+    public function setPayoutPercentage(array $payoutPercentage): void
     {
         $this->payoutPercentage = $payoutPercentage;
     }
diff --git a/test/unit/BitPaySDK/Model/Settlement/InvoiceDataTest.php b/test/unit/BitPaySDK/Model/Settlement/InvoiceDataTest.php
index 0550c914..498b1150 100644
--- a/test/unit/BitPaySDK/Model/Settlement/InvoiceDataTest.php
+++ b/test/unit/BitPaySDK/Model/Settlement/InvoiceDataTest.php
@@ -70,7 +70,7 @@ public function testGetOverPaidAmount()
 
     public function testGetPayoutPercentage()
     {
-        $expectedPayoutPercentage = 15;
+        $expectedPayoutPercentage = ['USD' => 15.12];
 
         $invoiceData = $this->createClassObject();
         $invoiceData->setPayoutPercentage($expectedPayoutPercentage);
@@ -108,7 +108,7 @@ public function testToArray()
         self::assertEquals(12.9, $invoiceDataArray['price']);
         self::assertEquals('BTC', $invoiceDataArray['currency']);
         self::assertEquals('BTC', $invoiceDataArray['transactionCurrency']);
-        self::assertEquals(15, $invoiceDataArray['payoutPercentage']);
+        self::assertEquals(15.12, $invoiceDataArray['payoutPercentage']['USD']);
         self::assertEquals([], $invoiceDataArray['refundInfo']);
     }
 
@@ -124,7 +124,7 @@ private function setSetters(InvoiceData $invoiceData)
         $invoiceData->setPrice(12.9);
         $invoiceData->setCurrency('BTC');
         $invoiceData->setTransactionCurrency('BTC');
-        $invoiceData->setPayoutPercentage(15);
+        $invoiceData->setPayoutPercentage(['USD' => 15.12]);
         $invoiceData->setRefundInfo($this->getMockBuilder(RefundInfo::class)->getMock());
     }
 }