diff --git a/dev-python/smartypants/smartypants-2.0.1-r1.ebuild b/dev-python/smartypants/smartypants-2.0.1-r1.ebuild
index 7b3c6ea9e2da7..889730c1ab9b9 100644
--- a/dev-python/smartypants/smartypants-2.0.1-r1.ebuild
+++ b/dev-python/smartypants/smartypants-2.0.1-r1.ebuild
@@ -22,7 +22,7 @@ S=${WORKDIR}/${MY_P}
 
 LICENSE="MIT"
 SLOT="0"
-KEYWORDS="~alpha amd64 arm arm64 hppa ~loong ~m68k ~mips ppc ppc64 ~riscv sparc x86"
+KEYWORDS="~alpha amd64 arm arm64 hppa ~loong ~m68k ~mips ppc ppc64 ~riscv ~s390 sparc x86"
 
 distutils_enable_sphinx docs
 distutils_enable_tests unittest