diff --git a/media-video/mjpegtools/mjpegtools-1.9.0-r1.ebuild b/media-video/mjpegtools/mjpegtools-1.9.0-r1.ebuild
--- a/media-video/mjpegtools/mjpegtools-1.9.0-r1.ebuild
+++ b/media-video/mjpegtools/mjpegtools-1.9.0-r1.ebuild
@@ -14,7 +14,7 @@ SRC_URI="mirror://sourceforge/mjpeg/${MY
 
 LICENSE="as-is"
 SLOT="1"
-KEYWORDS="alpha amd64 ppc ppc64 sparc x86"
+KEYWORDS="~alpha ~amd64 ~ppc ~ppc64 ~sparc ~x86"
 IUSE="gtk dv quicktime sdl X yv12 v4l dga png mmx"
 
 RDEPEND="media-libs/jpeg:0