diff --git a/dev-python/process-tests/process-tests-2.1.1.ebuild b/dev-python/process-tests/process-tests-2.1.1.ebuild
index 09e5c7299ccf3..4e4cc28e2b283 100644
--- a/dev-python/process-tests/process-tests-2.1.1.ebuild
+++ b/dev-python/process-tests/process-tests-2.1.1.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2020 Gentoo Authors
+# Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -13,7 +13,7 @@ SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
 
 SLOT="0"
 LICENSE="BSD"
-KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ~m68k ~mips ppc ppc64 ~riscv s390 sparc x86 ~amd64-linux ~x86-linux ~x64-macos"
+KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ~m68k ~mips ppc ppc64 ~riscv ~s390 sparc x86 ~amd64-linux ~x86-linux ~x64-macos"
 
 # There are no tests at all, under TODO
 # see https://pypi.org/project/process-tests/2.0.2/