diff --git a/dev-lua/mpack/mpack-1.0.4.ebuild b/dev-lua/mpack/mpack-1.0.4.ebuild
index f5f4104dc78d6..8665ccc4f9010 100644
--- a/dev-lua/mpack/mpack-1.0.4.ebuild
+++ b/dev-lua/mpack/mpack-1.0.4.ebuild
@@ -12,7 +12,7 @@ S="${WORKDIR}/libmpack-${PV}/binding/lua"
 
 LICENSE="MIT"
 SLOT="0"
-KEYWORDS="~amd64"
+KEYWORDS="~amd64 ~x86"
 IUSE="luajit test"
 
 RDEPEND="!luajit? ( >=dev-lang/lua-5.1:= )