diff --git a/games-board/gmchess/gmchess-0.29.6-r2.ebuild b/games-board/gmchess/gmchess-0.29.6-r2.ebuild
index 007c502701261..e46a6f84334a3 100644
--- a/games-board/gmchess/gmchess-0.29.6-r2.ebuild
+++ b/games-board/gmchess/gmchess-0.29.6-r2.ebuild
@@ -1,8 +1,8 @@
-# Copyright 1999-2018 Gentoo Foundation
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
-inherit autotools flag-o-matic libtool gnome2-utils
+inherit autotools flag-o-matic libtool gnome2-utils ltprune
 
 DESCRIPTION="Chinese chess with gtkmm and c++"
 HOMEPAGE="https://github.com/lerosua/gmchess"