diff --git a/app-doc/mathjax-docs/mathjax-docs-2.7.7.ebuild b/app-doc/mathjax-docs/mathjax-docs-2.7.7.ebuild
index efa529306357e..5cba155ddde51 100644
--- a/app-doc/mathjax-docs/mathjax-docs-2.7.7.ebuild
+++ b/app-doc/mathjax-docs/mathjax-docs-2.7.7.ebuild
@@ -14,7 +14,7 @@ S="${WORKDIR}/MathJax-docs-${COMMIT}"
 
 LICENSE="Apache-2.0"
 SLOT="0"
-KEYWORDS="~amd64 ~arm ~arm64 ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+KEYWORDS="~amd64 ~arm ~arm64 ~ia64 ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~x64-macos"
 
 BDEPEND="
 	dev-python/sphinx