diff --git a/modules/payment/src/Plugin/Commerce/PaymentGateway/SupportsDeletingPaymentMethodsInterface.php b/modules/payment/src/Plugin/Commerce/PaymentGateway/SupportsDeletingPaymentMethodsInterface.php
deleted file mode 100644
index 35d924f3..00000000
--- a/modules/payment/src/Plugin/Commerce/PaymentGateway/SupportsDeletingPaymentMethodsInterface.php
+++ /dev/null
@@ -1,25 +0,0 @@
-<?php
-
-namespace Drupal\commerce_payment\Plugin\Commerce\PaymentGateway;
-
-use Drupal\commerce_payment\Entity\PaymentMethodInterface;
-
-/**
- * Defines the interface for gateways which support deleting payment methods.
- */
-interface SupportsDeletingPaymentMethodsInterface {
-
-  /**
-   * Deletes the given payment method.
-   *
-   * Both the entity and the remote record are deleted.
-   *
-   * @param \Drupal\commerce_payment\Entity\PaymentMethodInterface $payment_method
-   *   The payment method.
-   *
-   * @throws \Drupal\commerce_payment\Exception\PaymentGatewayException
-   *   Thrown when the transaction fails for any reason.
-   */
-  public function deletePaymentMethod(PaymentMethodInterface $payment_method);
-
-}
diff --git a/modules/payment/src/Plugin/Commerce/PaymentGateway/SupportsStoredPaymentMethodsInterface.php b/modules/payment/src/Plugin/Commerce/PaymentGateway/SupportsStoredPaymentMethodsInterface.php
index 8975ed5b..15471e38 100644
--- a/modules/payment/src/Plugin/Commerce/PaymentGateway/SupportsStoredPaymentMethodsInterface.php
+++ b/modules/payment/src/Plugin/Commerce/PaymentGateway/SupportsStoredPaymentMethodsInterface.php
@@ -5,9 +5,9 @@ namespace Drupal\commerce_payment\Plugin\Commerce\PaymentGateway;
 use Drupal\commerce_payment\Entity\PaymentMethodInterface;
 
 /**
- * Interface for onsite gateways supporting storing payment methods.
+ * Defines the interface for gateways which support storing payment methods.
  */
-interface SupportsStoredPaymentMethodsInterface extends SupportsDeletingPaymentMethodsInterface {
+interface SupportsStoredPaymentMethodsInterface {
 
   /**
    * Creates a payment method with the given payment details.
@@ -24,4 +24,17 @@ interface SupportsStoredPaymentMethodsInterface extends SupportsDeletingPaymentM
    */
   public function createPaymentMethod(PaymentMethodInterface $payment_method, array $payment_details);
 
+  /**
+   * Deletes the given payment method.
+   *
+   * Both the entity and the remote record are deleted.
+   *
+   * @param \Drupal\commerce_payment\Entity\PaymentMethodInterface $payment_method
+   *   The payment method.
+   *
+   * @throws \Drupal\commerce_payment\Exception\PaymentGatewayException
+   *   Thrown when the transaction fails for any reason.
+   */
+  public function deletePaymentMethod(PaymentMethodInterface $payment_method);
+
 }