diff --git a/x11-apps/xsm/xsm-1.0.4.ebuild b/x11-apps/xsm/xsm-1.0.4.ebuild
index a29b381dec801..fe9a8866b40d8 100644
--- a/x11-apps/xsm/xsm-1.0.4.ebuild
+++ b/x11-apps/xsm/xsm-1.0.4.ebuild
@@ -7,7 +7,7 @@ inherit xorg-3
 
 DESCRIPTION="X Session Manager"
 
-KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ~mips ppc ppc64 ~riscv s390 sparc x86 ~amd64-linux ~x86-linux ~ppc-macos"
+KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ~mips ppc ppc64 ~riscv ~s390 sparc x86 ~amd64-linux ~x86-linux ~ppc-macos"
 
 RDEPEND="x11-libs/libXaw
 	x11-libs/libX11