diff --git a/data/old_grade.txt b/data/old_grade.txt
index e5ce010..28b4310 100644
--- a/data/old_grade.txt
+++ b/data/old_grade.txt
@@ -1 +1 @@
-7923e0dc60b67a56a837ae23e5af3550
\ No newline at end of file
+5cb49e92250481f8460f064619d24055
\ No newline at end of file