diff --git a/templates/emails/admin-cancelled-order.php b/templates/emails/admin-cancelled-order.php
index 1e97814dd12..e50e17256fa 100644
--- a/templates/emails/admin-cancelled-order.php
+++ b/templates/emails/admin-cancelled-order.php
@@ -25,7 +25,7 @@
   */
  do_action( 'woocommerce_email_header', $email_heading, $email ); ?>
 
- <p><?php printf( __( 'The order #%1$d from %2$s has been cancelled. The order was as follows:', 'woocommerce' ), $order->get_order_number(), $order->get_formatted_billing_full_name() ); ?></p>
+ <p><?php printf( __( 'The order #%1$s from %2$s has been cancelled. The order was as follows:', 'woocommerce' ), $order->get_order_number(), $order->get_formatted_billing_full_name() ); ?></p>
 
  <?php
 
diff --git a/templates/emails/admin-failed-order.php b/templates/emails/admin-failed-order.php
index 15042edff81..7248a5e7c83 100644
--- a/templates/emails/admin-failed-order.php
+++ b/templates/emails/admin-failed-order.php
@@ -25,7 +25,7 @@
   */
  do_action( 'woocommerce_email_header', $email_heading, $email ); ?>
 
- <p><?php printf( __( 'Payment for order #%1$d from %2$s has failed. The order was as follows:', 'woocommerce' ), $order->get_order_number(), $order->get_formatted_billing_full_name() ); ?></p>
+ <p><?php printf( __( 'Payment for order #%1$s from %2$s has failed. The order was as follows:', 'woocommerce' ), $order->get_order_number(), $order->get_formatted_billing_full_name() ); ?></p>
 
  <?php
 
diff --git a/templates/emails/plain/admin-cancelled-order.php b/templates/emails/plain/admin-cancelled-order.php
index 80a0ef7fd4c..d926d60e5e8 100644
--- a/templates/emails/plain/admin-cancelled-order.php
+++ b/templates/emails/plain/admin-cancelled-order.php
@@ -22,7 +22,7 @@ if ( ! defined( 'ABSPATH' ) ) {
 
 echo "= " . $email_heading . " =\n\n";
 
-echo sprintf( __( 'The order #%1$d from %2$s has been cancelled. The order was as follows:', 'woocommerce' ), $order->get_id(), $order->get_formatted_billing_full_name() ) . "\n\n";
+echo sprintf( __( 'The order #%1$s from %2$s has been cancelled. The order was as follows:', 'woocommerce' ), $order->get_order_number(), $order->get_formatted_billing_full_name() ) . "\n\n";
 
 echo "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=\n\n";
 
diff --git a/templates/emails/plain/admin-failed-order.php b/templates/emails/plain/admin-failed-order.php
index 26f63648a32..0a0ad01630f 100644
--- a/templates/emails/plain/admin-failed-order.php
+++ b/templates/emails/plain/admin-failed-order.php
@@ -22,7 +22,7 @@ if ( ! defined( 'ABSPATH' ) ) {
 
 echo "= " . $email_heading . " =\n\n";
 
-echo sprintf( __( 'Payment for order #%1$d from %2$s has failed. The order was as follows:', 'woocommerce' ), $order->get_id(), $order->get_formatted_billing_full_name() ) . "\n\n";
+echo sprintf( __( 'Payment for order #%1$s from %2$s has failed. The order was as follows:', 'woocommerce' ), $order->get_order_number(), $order->get_formatted_billing_full_name() ) . "\n\n";
 
 echo "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=\n\n";