diff --git a/ChangeLog.d/bug_order_x448.txt b/ChangeLog.d/bug_order_x448.txt
new file mode 100644
index 0000000..5da8821
--- /dev/null
+++ b/ChangeLog.d/bug_order_x448.txt
@@ -0,0 +1,3 @@
+Bugfix
+	* Fix order value of curve x448.
+