diff --git a/wp-includes/user.php b/wp-includes/user.php
index 99e6ee1a6..277e9c178 100644
--- a/wp-includes/user.php
+++ b/wp-includes/user.php
@@ -56,7 +56,7 @@ function get_users_of_blog( $id = '' ) {
 	global $wpdb, $blog_id;
 	if ( empty($id) )
 		$id = $blog_id;
-	$users = $wpdb->get_results( "SELECT user_id, user_login, user_email, meta_value FROM $wpdb->users, $wpdb->usermeta WHERE " . $wpdb->users . ".ID = " . $wpdb->usermeta . ".user_id AND meta_key = '" . $wpdb->table_prefix . "_capabilities' ORDER BY {$wpdb->usermeta}.user_id" );
+	$users = $wpdb->get_results( "SELECT user_id, user_login, user_email, meta_value FROM $wpdb->users, $wpdb->usermeta WHERE " . $wpdb->users . ".ID = " . $wpdb->usermeta . ".user_id AND meta_key = '" . $wpdb->prefix . "_capabilities' ORDER BY {$wpdb->usermeta}.user_id" );
 	return $users;
 }