diff --git a/data/grade.txt b/data/grade.txt
index 1c5629c..e0e9223 100644
--- a/data/grade.txt
+++ b/data/grade.txt
@@ -1 +1 @@
-c04a594c0792a3cbbfb0ea6e5732e202
\ No newline at end of file
+977af72ca557afc7d70117f2650ed7ba
\ No newline at end of file