diff --git a/app-xemacs/sml-mode/sml-mode-0.14.ebuild b/app-xemacs/sml-mode/sml-mode-0.14.ebuild
index af02808714527..5ae98eca24075 100644
--- a/app-xemacs/sml-mode/sml-mode-0.14.ebuild
+++ b/app-xemacs/sml-mode/sml-mode-0.14.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2020 Gentoo Authors
+# Copyright 1999-2022 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
@@ -11,6 +11,6 @@ RDEPEND="app-xemacs/xemacs-base
 app-xemacs/edebug
 app-xemacs/fsf-compat
 "
-KEYWORDS="~alpha amd64 ppc ppc64 sparc x86"
+KEYWORDS="~alpha amd64 ppc ppc64 ~riscv sparc x86"
 
 inherit xemacs-packages