diff --git a/ChangeLog b/ChangeLog
index 633e3604e..6c8cd8742 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2007-10-28  Jim Meyering  <meyering@redhat.com>
 
+	Require gnulib's printf-posix module, to support Interix.
+	* bootstrap.conf (gnulib_modules): Add printf-posix.
+
 	Help xgettext recognize more printf-style format strings.
 	* bootstrap.conf (XGETTEXT_OPTIONS): Add directives for
 	error, error_at_line, xasprintf, xfprintf and xprintf.
diff --git a/bootstrap.conf b/bootstrap.conf
index d7851feb4..bc590dbaa 100644
--- a/bootstrap.conf
+++ b/bootstrap.conf
@@ -61,6 +61,7 @@ gnulib_modules="
 	memrchr mgetgroups
 	mkancesdirs mkdir mkdir-p mkstemp mktime modechange
 	mountlist mpsort obstack pathmax perl physmem
+	printf-posix
 	posixtm posixver putenv
 	quote quotearg raise readlink areadlink-with-size
 	randint