diff --git a/runtime/tutor/tutor.gr.utf-8.orig b/runtime/tutor/tutor.gr.utf-8.orig
deleted file mode 100644
index e69de29..0000000
--- a/runtime/tutor/tutor.gr.utf-8.orig
+++ /dev/null
diff --git a/runtime/tutor/tutor.ru.utf-8.orig b/runtime/tutor/tutor.ru.utf-8.orig
deleted file mode 100644
index e69de29..0000000
--- a/runtime/tutor/tutor.ru.utf-8.orig
+++ /dev/null