diff --git a/README.md b/README.md
index 9b6518f..be4368f 100644
--- a/README.md
+++ b/README.md
@@ -1 +1 @@
-# RnD_6th_sem
\ No newline at end of file
+for commits on or before Mar 10 2023, the main folder should be renamed as RnD_6th_sem when opened with KiCad.