diff --git a/data/grade.txt b/data/grade.txt
index 3a162b9..c5c88a2 100644
--- a/data/grade.txt
+++ b/data/grade.txt
@@ -1 +1 @@
-f3648ee58c175b6bb1f97e2e3eb6c9fd
\ No newline at end of file
+048a6883262c441ad3095f05f2892187
\ No newline at end of file
diff --git a/data/old_grade.txt b/data/old_grade.txt
index c5c88a2..3a162b9 100644
--- a/data/old_grade.txt
+++ b/data/old_grade.txt
@@ -1 +1 @@
-048a6883262c441ad3095f05f2892187
\ No newline at end of file
+f3648ee58c175b6bb1f97e2e3eb6c9fd
\ No newline at end of file