diff --git a/dev-ruby/singleton/singleton-0.3.0.ebuild b/dev-ruby/singleton/singleton-0.3.0.ebuild
index 13cb9081d4db4..ca1b42ff2b5e4 100644
--- a/dev-ruby/singleton/singleton-0.3.0.ebuild
+++ b/dev-ruby/singleton/singleton-0.3.0.ebuild
@@ -16,7 +16,7 @@ SRC_URI="https://github.com/ruby/singleton/archive/v${PV}.tar.gz -> ${P}.tar.gz"
 
 LICENSE="BSD-2"
 SLOT="0"
-KEYWORDS="~alpha ~amd64 arm arm64 ~hppa ~loong ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
+KEYWORDS="~alpha ~amd64 arm arm64 ~hppa ~loong ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
 
 all_ruby_prepare() {
 	sed -e 's/__dir__/"."/' \