diff --git a/mpi.m b/mpi.m
index 1ad41d8..8f68841 100644
--- a/mpi.m
+++ b/mpi.m
@@ -632,7 +632,7 @@ function listPackages(opts)
     warning(i18n('mdir_404'));
     disp(i18n('mdir_help', package.name));
     dispTree(package.installDir);
-    tree
+%     tree
     mdir = '';
 end
 
diff --git a/mpi_nls.mat b/mpi_nls.mat
index 34c4dc8..ad3c039 100644
Binary files a/mpi_nls.mat and b/mpi_nls.mat differ