diff --git a/src/ChangeLog b/src/ChangeLog
index 568e9c4f98a..1d311787237 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,13 @@
+2000-12-14  Kenichi Handa  <handa@etl.go.jp>
+
+	* coding.c (ONE_MORE_BYTE_CHECK_MULTIBYTE): New macro.
+	(detect_coding_emacs_mule, detect_coding_iso2022,)
+	(detect_coding_sjis, detect_coding_big5, detect_coding_utf_8)
+	(detect_coding_utf_16, detect_coding_ccl): Make them static.  New
+	argument MULTIBYTEP.  Callers changed.
+	(detect_coding_mask, detect_coding_system): New argument
+	MULTIBYTEP.  Callers changed.
+
 2000-12-13  Stefan Monnier  <monnier@cs.yale.edu>
 
 	* keymap.c (get_keyelt): Only eval the filter if `autoload' is set.