diff --git a/dev-python/sphinx-prompt/sphinx-prompt-1.4.0.ebuild b/dev-python/sphinx-prompt/sphinx-prompt-1.4.0.ebuild
index f5f493d05a76b..e695c326f82b6 100644
--- a/dev-python/sphinx-prompt/sphinx-prompt-1.4.0.ebuild
+++ b/dev-python/sphinx-prompt/sphinx-prompt-1.4.0.ebuild
@@ -13,7 +13,7 @@ SRC_URI="https://github.com/sbrunner/${PN}/archive/${PV}.tar.gz -> ${P}.tar.gz"
 
 LICENSE="BSD"
 SLOT="0"
-KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ppc ppc64 sparc x86"
+KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ppc ppc64 ~riscv sparc x86"
 
 RDEPEND="
 	dev-python/sphinx[${PYTHON_USEDEP}]