diff --git a/data/old_grade.txt b/data/old_grade.txt
index d2312ce..2bd8205 100644
--- a/data/old_grade.txt
+++ b/data/old_grade.txt
@@ -1 +1 @@
-e29c2cdd43935cdb8868587d4c3a153f
\ No newline at end of file
+c99f099fad73855c1459886d5c049ac6
\ No newline at end of file