diff --git a/src/wp-includes/pluggable.php b/src/wp-includes/pluggable.php
index 8f167ca2b16a8..1d5ee194c9f10 100644
--- a/src/wp-includes/pluggable.php
+++ b/src/wp-includes/pluggable.php
@@ -618,7 +618,7 @@ function wp_mail( $to, $subject, $message, $headers = '', $attachments = array()
 		 */
 		do_action_ref_array( 'phpmailer_init', array( &$phpmailer ) );
 
-		$mail_data = compact( 'to', 'subject', 'message', 'headers', 'attachments' );
+		$mail_data = compact( 'to', 'subject', 'message', 'headers', 'attachments', 'embeds' );
 
 		// Send!
 		try {
diff --git a/tests/phpunit/tests/pluggable/wpMail.php b/tests/phpunit/tests/pluggable/wpMail.php
index b7ed263b10ded..785c73eccda6e 100644
--- a/tests/phpunit/tests/pluggable/wpMail.php
+++ b/tests/phpunit/tests/pluggable/wpMail.php
@@ -446,6 +446,7 @@ public function test_phpmailer_exception_thrown() {
 			'message'                  => 'Test Message',
 			'headers'                  => array(),
 			'attachments'              => array(),
+			'embeds'                   => array(),
 			'phpmailer_exception_code' => 2,
 		);