diff --git a/dev-python/structlog/structlog-23.2.0.ebuild b/dev-python/structlog/structlog-23.2.0.ebuild
index f9aab61d6b49f..d196d1c987739 100644
--- a/dev-python/structlog/structlog-23.2.0.ebuild
+++ b/dev-python/structlog/structlog-23.2.0.ebuild
@@ -16,7 +16,7 @@ HOMEPAGE="
 
 LICENSE="|| ( Apache-2.0 MIT )"
 SLOT="0"
-KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ~loong ~mips ppc ppc64 ~riscv ~sparc x86"
+KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ~loong ~mips ppc ppc64 ~riscv ~s390 ~sparc x86"
 
 BDEPEND="
 	dev-python/hatch-fancy-pypi-readme[${PYTHON_USEDEP}]