diff --git a/src/ChangeLog b/src/ChangeLog
index 79db6ea91fc..355b0203f09 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,9 @@
+2003-01-17  Kenichi Handa  <handa@m17n.org>
+
+	* editfns.c (Fformat): Convert an unibyte char argument that is
+	formatted by "%c" to multibyte if the total result must be a
+	multibyte string.
+
 2003-01-16  Kim F. Storm  <storm@cua.dk>
 
 	* process.c (set-process-filter): Document unibyte/multibyte-ness