diff --git a/src/wp-includes/media.php b/src/wp-includes/media.php
index 6843c61b2..e95c01c9f 100644
--- a/src/wp-includes/media.php
+++ b/src/wp-includes/media.php
@@ -3098,7 +3098,7 @@ function wp_prepare_attachment_for_js( $attachment ) {
 	);
 
 	$author = new WP_User( $attachment->post_author );
-	$response['authorName'] = $author->display_name;
+	$response['authorName'] = html_entity_decode( $author->display_name, ENT_QUOTES, get_bloginfo( 'charset' ) );
 
 	if ( $attachment->post_parent ) {
 		$post_parent = get_post( $attachment->post_parent );