diff --git a/dev-ruby/rspec-mocks/rspec-mocks-2.99.2.ebuild b/dev-ruby/rspec-mocks/rspec-mocks-2.99.2.ebuild
index acc25b7f35bb8..14fb4e6a03c49 100644
--- a/dev-ruby/rspec-mocks/rspec-mocks-2.99.2.ebuild
+++ b/dev-ruby/rspec-mocks/rspec-mocks-2.99.2.ebuild
@@ -17,7 +17,7 @@ SRC_URI="https://github.com/rspec/${PN}/archive/v${PV}.tar.gz -> ${P}-git.tgz"
 
 LICENSE="MIT"
 SLOT="2"
-KEYWORDS="alpha amd64 arm ~arm64 hppa ia64 ppc ppc64 sparc x86 ~x86-fbsd ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+KEYWORDS="alpha amd64 arm ~arm64 hppa ia64 ppc ppc64 s390 sparc x86 ~x86-fbsd ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
 IUSE=""
 
 ruby_add_bdepend "
diff --git a/dev-ruby/rspec-mocks/rspec-mocks-3.7.0.ebuild b/dev-ruby/rspec-mocks/rspec-mocks-3.7.0.ebuild
index bca7c1e18dd90..0ff7248e354b9 100644
--- a/dev-ruby/rspec-mocks/rspec-mocks-3.7.0.ebuild
+++ b/dev-ruby/rspec-mocks/rspec-mocks-3.7.0.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2018 Gentoo Authors
+# Copyright 1999-2019 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
@@ -17,7 +17,7 @@ SRC_URI="https://github.com/rspec/${PN}/archive/v${PV}.tar.gz -> ${P}-git.tgz"
 
 LICENSE="MIT"
 SLOT="3"
-KEYWORDS="alpha amd64 arm ~arm64 hppa ia64 ppc ppc64 sparc x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+KEYWORDS="alpha amd64 arm ~arm64 hppa ia64 ppc ppc64 s390 sparc x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
 IUSE=""
 
 SUBVERSION="$(get_version_component_range 1-2)"
diff --git a/dev-ruby/rspec-mocks/rspec-mocks-3.8.0.ebuild b/dev-ruby/rspec-mocks/rspec-mocks-3.8.0.ebuild
index d8fb39966696b..5cc81a7a788a7 100644
--- a/dev-ruby/rspec-mocks/rspec-mocks-3.8.0.ebuild
+++ b/dev-ruby/rspec-mocks/rspec-mocks-3.8.0.ebuild
@@ -17,7 +17,7 @@ SRC_URI="https://github.com/rspec/${PN}/archive/v${PV}.tar.gz -> ${P}-git.tgz"
 
 LICENSE="MIT"
 SLOT="3"
-KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~ppc ~ppc64 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~ppc ~ppc64 ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
 IUSE=""
 
 SUBVERSION="$(ver_cut 1-2)"