diff --git a/doc/ref/ChangeLog b/doc/ref/ChangeLog
index 776863cc4..f6a1c548a 100644
--- a/doc/ref/ChangeLog
+++ b/doc/ref/ChangeLog
@@ -1,5 +1,8 @@
 2005-01-14  Kevin Ryde  <user42@zip.com.au>
 
+	* api-data.texi (Mapping Folding and Unfolding): In
+	string-for-each-index, make it clear iteration is over indices.
+
 	* posix.texi (User Information): Note cuserid gone from POSIX.
 	Prompted by Roland Besserer.