diff --git a/src/Resources/PaymentTypes/PIS.php b/src/Resources/PaymentTypes/PIS.php
index e9d8136b..7aa99794 100755
--- a/src/Resources/PaymentTypes/PIS.php
+++ b/src/Resources/PaymentTypes/PIS.php
@@ -4,6 +4,7 @@
 
 use UnzerSDK\Traits\CanDirectCharge;
 
+/** @deprecated PIS (Unzer Bank Transfer) payment type is no longer supported and will be removed in a future version. */
 class PIS extends BasePaymentType
 {
     use CanDirectCharge;
diff --git a/test/integration/PaymentTypes/PISTest.php b/test/integration/PaymentTypes/PISTest.php
deleted file mode 100755
index 7646bd81..00000000
--- a/test/integration/PaymentTypes/PISTest.php
+++ /dev/null
@@ -1,81 +0,0 @@
-<?php
-
-/** @noinspection PhpUnhandledExceptionInspection */
-/** @noinspection PhpDocMissingThrowsInspection */
-/**
- * This class defines integration tests to verify interface and
- * functionality of the payment method PIS.
- *
- * @link  https://docs.unzer.com/
- *
- */
-
-namespace UnzerSDK\test\integration\PaymentTypes;
-
-use UnzerSDK\Constants\ApiResponseCodes;
-use UnzerSDK\Exceptions\UnzerApiException;
-use UnzerSDK\Resources\PaymentTypes\PIS;
-use UnzerSDK\Resources\TransactionTypes\Charge;
-use UnzerSDK\test\BaseIntegrationTest;
-
-class PISTest extends BaseIntegrationTest
-{
-    /**
-     * Verify pis can be created.
-     *
-     * @test
-     *
-     * @return PIS
-     */
-    public function pisShouldBeCreatableAndFetchable(): PIS
-    {
-        $pis = $this->unzer->createPaymentType(new PIS());
-        $this->assertInstanceOf(PIS::class, $pis);
-        $this->assertNotNull($pis->getId());
-
-        /** @var PIS $fetchedPIS */
-        $fetchedPIS = $this->unzer->fetchPaymentType($pis->getId());
-        $this->assertInstanceOf(PIS::class, $fetchedPIS);
-        $this->assertEquals($pis->expose(), $fetchedPIS->expose());
-
-        return $fetchedPIS;
-    }
-
-    /**
-     * Verify pis is chargeable.
-     *
-     * @test
-     *
-     * @param PIS $pis
-     *
-     * @return Charge
-     *
-     * @depends pisShouldBeCreatableAndFetchable
-     */
-    public function pisShouldBeAbleToCharge(PIS $pis): Charge
-    {
-        $charge = $pis->charge(100.0, 'EUR', self::RETURN_URL);
-        $this->assertNotNull($charge);
-        $this->assertNotEmpty($charge->getId());
-        $this->assertNotEmpty($charge->getRedirectUrl());
-
-        return $charge;
-    }
-
-    /**
-     * Verify pis is not authorizable.
-     *
-     * @test
-     *
-     * @param PIS $pis
-     *
-     * @depends pisShouldBeCreatableAndFetchable
-     */
-    public function pisShouldNotBeAuthorizable(PIS $pis): void
-    {
-        $this->expectException(UnzerApiException::class);
-        $this->expectExceptionCode(ApiResponseCodes::API_ERROR_TRANSACTION_AUTHORIZE_NOT_ALLOWED);
-
-        $this->unzer->authorize(100.0, 'EUR', $pis, self::RETURN_URL);
-    }
-}