diff --git a/virtual/python-greenlet/python-greenlet-1.0.ebuild b/virtual/python-greenlet/python-greenlet-1.0.ebuild
index 39a08da8d1bb5..23624f84ee62d 100644
--- a/virtual/python-greenlet/python-greenlet-1.0.ebuild
+++ b/virtual/python-greenlet/python-greenlet-1.0.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2018 Gentoo Foundation
+# Copyright 1999-2019 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
@@ -9,7 +9,7 @@ inherit python-r1
 
 DESCRIPTION="A virtual for Python greenlet module"
 SLOT="0"
-KEYWORDS="amd64 arm arm64 -hppa ~mips ppc ppc64 x86"
+KEYWORDS="amd64 arm arm64 -hppa ~mips ppc ppc64 s390 x86"
 REQUIRED_USE="${PYTHON_REQUIRED_USE}"
 
 RDEPEND="${PYTHON_DEPS}