diff --git a/dev-cpp/doctest/doctest-2.5.2.ebuild b/dev-cpp/doctest/doctest-2.5.2.ebuild
index f4e13de407bd9..65a268b5a5866 100644
--- a/dev-cpp/doctest/doctest-2.5.2.ebuild
+++ b/dev-cpp/doctest/doctest-2.5.2.ebuild
@@ -11,7 +11,7 @@ SRC_URI="https://github.com/doctest/doctest/archive/v${PV}.tar.gz -> ${P}.tar.gz
 
 LICENSE="MIT"
 SLOT="0"
-KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86"
+KEYWORDS="~alpha ~amd64 ~arm arm64 ~hppa ~loong ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86"
 IUSE="test"
 RESTRICT="!test? ( test )"