diff --git a/dev-lang/swi-prolog/swi-prolog-9.3.28.ebuild b/dev-lang/swi-prolog/swi-prolog-9.3.28.ebuild
index e17e8a475e7a9..f4cbedae1a111 100644
--- a/dev-lang/swi-prolog/swi-prolog-9.3.28.ebuild
+++ b/dev-lang/swi-prolog/swi-prolog-9.3.28.ebuild
@@ -20,7 +20,7 @@ else
 	SRC_URI="https://www.swi-prolog.org/download/devel/src/${REAL_P}.tar.gz"
 	S="${WORKDIR}/${REAL_P}"
 
-	KEYWORDS="amd64"
+	KEYWORDS="amd64 ~x86"
 fi
 
 LICENSE="BSD-2"