Index: wp-includes/class-wp-xmlrpc-server.php
===================================================================
--- wp-includes/class-wp-xmlrpc-server.php	(revision 33809)
+++ wp-includes/class-wp-xmlrpc-server.php	(working copy)
@@ -1577,7 +1577,7 @@
 			return new IXR_Error( 404, __( 'Invalid post ID.' ) );
 
 		if ( ! current_user_can( 'delete_post', $post_id ) )
-			return new IXR_Error( 401, __( 'Sorry, you are not allowed to delete this post.' ) );
+			return new IXR_Error( 401, __( 'Sorry, you do not have the right to delete this post.' ) );
 
 		$result = wp_delete_post( $post_id );