diff --git a/data/old_grade.txt b/data/old_grade.txt
index f86ff71..16330a7 100644
--- a/data/old_grade.txt
+++ b/data/old_grade.txt
@@ -1 +1 @@
-31673bb3ab980a196e3035b96bc636fa
\ No newline at end of file
+6aecbf94f69783108c492e886271d090
\ No newline at end of file