diff --git a/net-dns/nagios-check_dns_sync/nagios-check_dns_sync-9999.ebuild b/net-dns/nagios-check_dns_sync/nagios-check_dns_sync-9999.ebuild
index 80d561e..9fb53a1 100644
--- a/net-dns/nagios-check_dns_sync/nagios-check_dns_sync-9999.ebuild
+++ b/net-dns/nagios-check_dns_sync/nagios-check_dns_sync-9999.ebuild
@@ -1,9 +1,9 @@
-# Copyright 2020 Gentoo Authors
+# Copyright 2020-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
 
-PYTHON_COMPAT=( python3_{6,7,8} )
+PYTHON_COMPAT=( python3_{6..9} )
 inherit distutils-r1 git-r3
 
 MY_PN=${PN/nagios-/}