diff --git a/data/old_grade.txt b/data/old_grade.txt
index 5c8e24b..f596017 100644
--- a/data/old_grade.txt
+++ b/data/old_grade.txt
@@ -1 +1 @@
-e612705e22c29afc9afb4c8015ba9bf6
\ No newline at end of file
+4a0b67a9bc37517b7154c69efe713553
\ No newline at end of file