diff --git a/dev-python/ply/ply-3.11-r1.ebuild b/dev-python/ply/ply-3.11-r1.ebuild
index b56c401ad20fe..b098ab7709f25 100644
--- a/dev-python/ply/ply-3.11-r1.ebuild
+++ b/dev-python/ply/ply-3.11-r1.ebuild
@@ -1,6 +1,7 @@
 # Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
+# please keep this ebuild at EAPI 7 -- sys-apps/portage dep
 EAPI=7
 
 PYTHON_COMPAT=( python3_{7..10} pypy3 )