diff --git a/includes/emails/class-wc-email-customer-processing-order.php b/includes/emails/class-wc-email-customer-processing-order.php
index 20b6f888c00..5570c6839ca 100644
--- a/includes/emails/class-wc-email-customer-processing-order.php
+++ b/includes/emails/class-wc-email-customer-processing-order.php
@@ -57,7 +57,7 @@ if ( ! class_exists( 'WC_Email_Customer_Processing_Order', false ) ) :
 		 * @return string
 		 */
 		public function get_default_subject() {
-			return __( 'Payment received for your order', 'woocommerce' );
+			return __( 'Your {site_title} order has been received!', 'woocommerce' );
 		}
 
 		/**
@@ -67,7 +67,7 @@ if ( ! class_exists( 'WC_Email_Customer_Processing_Order', false ) ) :
 		 * @return string
 		 */
 		public function get_default_heading() {
-			return __( 'Thank you for your payment', 'woocommerce' );
+			return __( 'Thank you for your order', 'woocommerce' );
 		}
 
 		/**
@@ -104,7 +104,8 @@ if ( ! class_exists( 'WC_Email_Customer_Processing_Order', false ) ) :
 		 */
 		public function get_content_html() {
 			return wc_get_template_html(
-				$this->template_html, array(
+				$this->template_html,
+				array(
 					'order'         => $this->object,
 					'email_heading' => $this->get_heading(),
 					'sent_to_admin' => false,
@@ -121,7 +122,8 @@ if ( ! class_exists( 'WC_Email_Customer_Processing_Order', false ) ) :
 		 */
 		public function get_content_plain() {
 			return wc_get_template_html(
-				$this->template_plain, array(
+				$this->template_plain,
+				array(
 					'order'         => $this->object,
 					'email_heading' => $this->get_heading(),
 					'sent_to_admin' => false,
diff --git a/templates/emails/customer-processing-order.php b/templates/emails/customer-processing-order.php
index 49383803bce..324d980d073 100644
--- a/templates/emails/customer-processing-order.php
+++ b/templates/emails/customer-processing-order.php
@@ -12,7 +12,7 @@
  *
  * @see https://docs.woocommerce.com/document/template-structure/
  * @package WooCommerce/Templates/Emails
- * @version 3.5.0
+ * @version 3.5.4
  */
 
 if ( ! defined( 'ABSPATH' ) ) {
@@ -27,7 +27,7 @@ do_action( 'woocommerce_email_header', $email_heading, $email ); ?>
 <?php /* translators: %s: Customer first name */ ?>
 <p><?php printf( esc_html__( 'Hi %s,', 'woocommerce' ), esc_html( $order->get_billing_first_name() ) ); ?></p>
 <?php /* translators: %s: Order number */ ?>
-<p><?php printf( esc_html__( 'Just to let you know &mdash; your payment has been confirmed, and order #%s is now being processed:', 'woocommerce' ), esc_html( $order->get_order_number() ) ); ?></p>
+<p><?php printf( esc_html__( 'Just to let you know &mdash; we\'ve received your order #%s, and it is now being processed:', 'woocommerce' ), esc_html( $order->get_order_number() ) ); ?></p>
 
 <?php
 
diff --git a/templates/emails/plain/customer-processing-order.php b/templates/emails/plain/customer-processing-order.php
index 4ea616b1e19..035774fd567 100644
--- a/templates/emails/plain/customer-processing-order.php
+++ b/templates/emails/plain/customer-processing-order.php
@@ -12,7 +12,7 @@
  *
  * @see https://docs.woocommerce.com/document/template-structure/
  * @package WooCommerce/Templates/Emails/Plain
- * @version 3.5.0
+ * @version 3.5.4
  */
 
 if ( ! defined( 'ABSPATH' ) ) {
@@ -24,7 +24,7 @@ echo '= ' . esc_html( $email_heading ) . " =\n\n";
 /* translators: %s: Customer first name */
 echo sprintf( esc_html__( 'Hi %s,', 'woocommerce' ), esc_html( $order->get_billing_first_name() ) ) . "\n\n";
 /* translators: %s: Order number */
-echo sprintf( esc_html__( 'Just to let you know &mdash; your payment has been confirmed, and order #%s is now being processed:', 'woocommerce' ), esc_html( $order->get_order_number() ) ) . "\n\n";
+echo sprintf( esc_html__( 'Just to let you know &mdash; we\'ve received your order #%s, and it is now being processed:', 'woocommerce' ), esc_html( $order->get_order_number() ) ) . "\n\n";
 
 echo "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=\n\n";