diff --git a/ChangeLog b/ChangeLog
index 0a9fa9b..72e8eef 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2024-07-21  Bruno Haible  <bruno@clisp.org>
+
+	build: Fix "make maintainer-clean".
+	* doc/Makefile.in (maintainer-clean): Remove also gperf.1.
+
 2024-06-12  Collin Funk  <collin.funk1@gmail.com>
 
 	doc: Make the detailed menu title appear as intended.
diff --git a/doc/Makefile.in b/doc/Makefile.in
index d7bbdc9..4f93405 100644
--- a/doc/Makefile.in
+++ b/doc/Makefile.in
@@ -1,6 +1,6 @@
 # Makefile for gperf/doc
 
-# Copyright (C) 1998, 2000, 2002-2003, 2006-2007, 2012, 2016 Free Software Foundation, Inc.
+# Copyright (C) 1998, 2000, 2002-2003, 2006-2007, 2012, 2016, 2023-2024 Free Software Foundation, Inc.
 # Written by Douglas C. Schmidt <schmidt@ics.uci.edu>
 # and Bruno Haible <bruno@clisp.org>.
 #
@@ -160,7 +160,7 @@ distclean : clean
 	$(RM) config.status config.log config.cache Makefile
 
 maintainer-clean : distclean
-	$(RM) *.info *.dvi *.ps *.pdf *.html
+	$(RM) *.info *.dvi *.ps *.pdf *.html *.1
 
 # List of source files.
 SOURCE_FILES = \