diff --git a/dev-perl/Test-MockRandom/Test-MockRandom-1.10.0.ebuild b/dev-perl/Test-MockRandom/Test-MockRandom-1.10.0.ebuild
index 5950c6523e891..32ec4867e04f6 100644
--- a/dev-perl/Test-MockRandom/Test-MockRandom-1.10.0.ebuild
+++ b/dev-perl/Test-MockRandom/Test-MockRandom-1.10.0.ebuild
@@ -11,7 +11,7 @@ DESCRIPTION="Replaces random number generation with non-random number generation
 
 LICENSE="Apache-2.0"
 SLOT="0"
-KEYWORDS="~alpha amd64 ~arm ~arm64 hppa ~ia64 ~mips ppc ~ppc64 ~sparc x86 ~amd64-fbsd"
+KEYWORDS="~alpha amd64 ~arm ~arm64 hppa ~ia64 ~mips ppc ~ppc64 ~s390 ~sparc x86 ~amd64-fbsd"
 IUSE="test minimal examples"
 
 RDEPEND="