diff --git a/libgm2/autogen.sh b/libgm2/autogen.sh
deleted file mode 100755
index 1b144970a57..00000000000
--- a/libgm2/autogen.sh
+++ /dev/null
@@ -1,30 +0,0 @@
-#!/bin/sh
-
-# autogen.sh regenerate the autoconf files.
-#   Copyright 2013-2022  Free Software Foundation, Inc.
-#
-# This file is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; see the file COPYING3.  If not see
-# <http://www.gnu.org/licenses/>.
-
-rm -rf autom4te.cache
-
-# libtoolize
-rm -f aclocal.m4
-aclocal -I .. -I ../config
-autoreconf -I .. -I ../config
-automake --include-deps
-
-rm -rf autom4te.cache
-
-exit 0