diff --git a/m4/ChangeLog b/m4/ChangeLog
index b86c673b1..47271f21b 100644
--- a/m4/ChangeLog
+++ b/m4/ChangeLog
@@ -1,5 +1,6 @@
 2004-05-29  Jim Meyering  <jim@meyering.net>
 
+	* xalloc.m4 (gl_PREREQ_XMALLOC): Require AC_FUNC_CALLOC.
 	* calloc.m4 (AC_FUNC_CALLOC, _AC_FUNC_CALLOC_IF): New file/macros.
 
 2004-05-21  Jim Meyering  <jim@meyering.net>