diff --git a/app-emacs/ess/ess-17.11.ebuild b/app-emacs/ess/ess-17.11.ebuild
index d67ac254311a6..9cbcc38fe00e2 100644
--- a/app-emacs/ess/ess-17.11.ebuild
+++ b/app-emacs/ess/ess-17.11.ebuild
@@ -11,7 +11,7 @@ SRC_URI="http://ess.r-project.org/downloads/ess/${P}.tgz"
 
 LICENSE="GPL-2+ GPL-3+ Texinfo-manual"
 SLOT="0"
-KEYWORDS="~amd64 ~arm ~ppc x86 ~amd64-linux ~x86-linux ~x86-macos"
+KEYWORDS="amd64 ~arm ~ppc x86 ~amd64-linux ~x86-linux ~x86-macos"
 RESTRICT="test"
 
 DEPEND="app-text/texi2html