diff --git a/dev-python/setproctitle/setproctitle-1.2.3.ebuild b/dev-python/setproctitle/setproctitle-1.2.3.ebuild
index 79f8c8defc127..6e110fd915b48 100644
--- a/dev-python/setproctitle/setproctitle-1.2.3.ebuild
+++ b/dev-python/setproctitle/setproctitle-1.2.3.ebuild
@@ -13,6 +13,6 @@ SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
 
 LICENSE="BSD"
 SLOT="0"
-KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~ppc ~ppc64 ~riscv ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
 
 distutils_enable_tests pytest