diff --git a/old_grade.txt b/old_grade.txt
index bbf5282..e3c1b64 100644
--- a/old_grade.txt
+++ b/old_grade.txt
@@ -1 +1 @@
-d1a3278c2e67ee0e6
+d1a3278c2e67ee0e6b678bce78593cca
\ No newline at end of file