diff --git a/dev-ruby/rack/rack-2.1.1-r1.ebuild b/dev-ruby/rack/rack-2.1.1-r1.ebuild
index 2fbe569fb9a4f..fed0390217a11 100644
--- a/dev-ruby/rack/rack-2.1.1-r1.ebuild
+++ b/dev-ruby/rack/rack-2.1.1-r1.ebuild
@@ -19,7 +19,7 @@ SRC_URI="https://github.com/rack/rack/archive/${PV}.tar.gz -> ${P}.tar.gz"
 
 LICENSE="MIT"
 SLOT="$(ver_cut 1-2)"
-KEYWORDS="~amd64 ~arm ~ia64 ~ppc ~ppc64 ~sparc ~x86"
+KEYWORDS="~alpha ~amd64 ~arm ~ia64 ~ppc ~ppc64 ~sparc ~x86"
 IUSE=""
 
 ruby_add_rdepend "virtual/ruby-ssl"
diff --git a/dev-ruby/rack/rack-2.2.2.ebuild b/dev-ruby/rack/rack-2.2.2.ebuild
index 0b7e28be29890..627db24800185 100644
--- a/dev-ruby/rack/rack-2.2.2.ebuild
+++ b/dev-ruby/rack/rack-2.2.2.ebuild
@@ -17,7 +17,7 @@ SRC_URI="https://github.com/rack/rack/archive/v${PV}.tar.gz -> ${P}.tar.gz"
 
 LICENSE="MIT"
 SLOT="$(ver_cut 1-2)"
-KEYWORDS="~amd64 ~arm ~ia64 ~ppc ~ppc64 ~sparc ~x86"
+KEYWORDS="~alpha ~amd64 ~arm ~ia64 ~ppc ~ppc64 ~sparc ~x86"
 IUSE=""
 
 ruby_add_rdepend "virtual/ruby-ssl"