diff --git a/src/StoreApi/Routes/V1/Checkout.php b/src/StoreApi/Routes/V1/Checkout.php
index 94fbd406f8c..490c93ff152 100644
--- a/src/StoreApi/Routes/V1/Checkout.php
+++ b/src/StoreApi/Routes/V1/Checkout.php
@@ -473,7 +473,7 @@ private function update_customer_from_request( \WP_REST_Request $request ) {
 	 */
 	private function update_order_from_request( \WP_REST_Request $request ) {
 		$this->order->set_customer_note( $request['customer_note'] ?? '' );
-		$this->order->set_payment_method( $this->get_request_payment_method_id( $request ) );
+		$this->order->set_payment_method( $this->get_request_payment_method( $request ) );
 
 		wc_do_deprecated_action(
 			'__experimental_woocommerce_blocks_checkout_update_order_from_request',