diff --git a/dev-libs/mathjax/mathjax-2.7.7.ebuild b/dev-libs/mathjax/mathjax-2.7.7.ebuild
index c38ed9a4f288a..51e384ecee41d 100644
--- a/dev-libs/mathjax/mathjax-2.7.7.ebuild
+++ b/dev-libs/mathjax/mathjax-2.7.7.ebuild
@@ -12,7 +12,7 @@ S="${WORKDIR}"/MathJax-${PV}
 
 LICENSE="Apache-2.0"
 SLOT="0"
-KEYWORDS="~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~x64-macos"
 IUSE="doc examples"
 
 RDEPEND="doc? ( app-doc/mathjax-docs:${SLOT} )"