diff --git a/dev-ruby/power_assert/power_assert-1.1.5.ebuild b/dev-ruby/power_assert/power_assert-1.1.5.ebuild
index c101d18941f07..b58be3ada9ef8 100644
--- a/dev-ruby/power_assert/power_assert-1.1.5.ebuild
+++ b/dev-ruby/power_assert/power_assert-1.1.5.ebuild
@@ -17,7 +17,7 @@ HOMEPAGE="https://github.com/k-tsj/power_assert"
 SRC_URI="https://github.com/k-tsj/power_assert/archive/v${PV}.tar.gz -> ${P}.tar.gz"
 LICENSE="|| ( Ruby BSD-2 )"
 
-KEYWORDS="alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sh ~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 ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
 
 SLOT="0"
 IUSE=""