diff --git a/wp-admin/includes/misc.php b/wp-admin/includes/misc.php
index 090282062f..12d724f62c 100644
--- a/wp-admin/includes/misc.php
+++ b/wp-admin/includes/misc.php
@@ -1531,16 +1531,23 @@ All at ###SITENAME###
 		$site_title = parse_url( home_url(), PHP_URL_HOST );
 	}
 
-	wp_mail(
-		$value,
-		sprintf(
-			/* translators: New admin email address notification email subject. %s: Site title. */
-			__( '[%s] New Admin Email Address' ),
-			$site_title
-		),
-		$content
+	$subject = sprintf(
+		/* translators: New admin email address notification email subject. %s: Site title. */
+		__( '[%s] New Admin Email Address' ),
+		$site_title
 	);
 
+	/**
+	 * Filters the subject of the email sent when a change of site admin email address is attempted.
+	 *
+	 * @since 6.5.0
+	 *
+	 * @param string $subject Subject of the email.
+	 */
+	$subject = apply_filters( 'new_admin_email_subject', $subject );
+
+	wp_mail( $value, $subject, $content );
+
 	if ( $switched_locale ) {
 		restore_previous_locale();
 	}
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 5a32c0c66f..f69045f4d7 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.5-alpha-57282';
+$wp_version = '6.5-alpha-57283';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.