diff --git a/dev-haskell/colour/colour-2.3.5.ebuild b/dev-haskell/colour/colour-2.3.5.ebuild
index a36d61bf13d9e..e1d0d2f5f91a2 100644
--- a/dev-haskell/colour/colour-2.3.5.ebuild
+++ b/dev-haskell/colour/colour-2.3.5.ebuild
@@ -14,7 +14,7 @@ SRC_URI="https://hackage.haskell.org/package/${P}/${P}.tar.gz"
 
 LICENSE="MIT"
 SLOT="0/${PV}"
-KEYWORDS="~amd64 ~arm64 ~ppc64 ~x86"
+KEYWORDS="~amd64 ~arm64 ~ppc64 ~riscv ~x86"
 IUSE=""
 # circular dependencies: colour -> ansi-terminal -> test-framework -> colour
 RESTRICT=test