diff --git a/data/old_grade.txt b/data/old_grade.txt
index 08f05b8..60bf596 100644
--- a/data/old_grade.txt
+++ b/data/old_grade.txt
@@ -1 +1 @@
-fb10f0de6a88714c5228c4d0289e78f3
\ No newline at end of file
+38ff9eb18c91fa6eb61defbf6b4e9c90
\ No newline at end of file