diff --git a/dev-python/responses/responses-0.12.0.ebuild b/dev-python/responses/responses-0.12.0.ebuild
index 883183f2e7b9b..b63b1bef1d4c0 100644
--- a/dev-python/responses/responses-0.12.0.ebuild
+++ b/dev-python/responses/responses-0.12.0.ebuild
@@ -12,7 +12,7 @@ SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
 
 LICENSE="Apache-2.0"
 SLOT="0"
-KEYWORDS="~alpha amd64 arm arm64 hppa ~ia64 ppc ppc64 ~riscv sparc x86 ~amd64-linux ~x86-linux"
+KEYWORDS="~alpha amd64 arm arm64 hppa ~ia64 ppc ppc64 ~riscv s390 sparc x86 ~amd64-linux ~x86-linux"
 IUSE="test"
 
 RDEPEND="