diff --git a/dev-build/steve/steve-1.2.0.ebuild b/dev-build/steve/steve-1.2.0.ebuild
index 04be9d182345a..d014f7e56735c 100644
--- a/dev-build/steve/steve-1.2.0.ebuild
+++ b/dev-build/steve/steve-1.2.0.ebuild
@@ -13,7 +13,7 @@ SRC_URI="https://dev.gentoo.org/~mgorny/dist/${P}.tar.xz"
 
 LICENSE="GPL-2+"
 SLOT="0"
-KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ppc ~ppc64 ~riscv ~x86"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ppc ~ppc64 ~riscv ~s390 ~x86"
 IUSE="debug test"
 RESTRICT="test"
 PROPERTIES="test? ( test_privileged )"