diff --git a/dev-haskell/transformers-compat/transformers-compat-0.6.6.ebuild b/dev-haskell/transformers-compat/transformers-compat-0.6.6.ebuild
index 50d7b36d201ab..335656bdc918d 100644
--- a/dev-haskell/transformers-compat/transformers-compat-0.6.6.ebuild
+++ b/dev-haskell/transformers-compat/transformers-compat-0.6.6.ebuild
@@ -18,7 +18,7 @@ SRC_URI="https://hackage.haskell.org/package/${P}/${P}.tar.gz"
 
 LICENSE="BSD"
 SLOT="0/${PV}"
-KEYWORDS="~amd64 ~arm64 ~ppc64 ~x86 ~amd64-linux ~x86-linux"
+KEYWORDS="~amd64 ~arm64 ~ppc64 ~riscv ~x86 ~amd64-linux ~x86-linux"
 IUSE=""
 
 RDEPEND=">=dev-haskell/fail-4.9:=[profile?] <dev-haskell/fail-4.10:=[profile?]