diff --git a/runtime/tutor/tutor.gr.utf-8.orig b/runtime/tutor/tutor.gr.utf-8.orig
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/runtime/tutor/tutor.ru.utf-8.orig b/runtime/tutor/tutor.ru.utf-8.orig
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000