diff --git a/dev-texlive/texlive-mathscience/texlive-mathscience-2016.ebuild b/dev-texlive/texlive-mathscience/texlive-mathscience-2016.ebuild
index 9b548f5a0fccc..388399682ad5c 100644
--- a/dev-texlive/texlive-mathscience/texlive-mathscience-2016.ebuild
+++ b/dev-texlive/texlive-mathscience/texlive-mathscience-2016.ebuild
@@ -12,7 +12,7 @@ DESCRIPTION="TeXLive Mathematics and science packages"
 
 LICENSE=" BSD GPL-1 GPL-2 GPL-3 LGPL-2 LPPL-1.2 LPPL-1.3 MIT public-domain TeX TeX-other-free "
 SLOT="0"
-KEYWORDS="~alpha ~amd64 ~arm ~hppa ~mips ~ppc ~ppc64 ~s390 ~sh ~x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~x64-solaris ~x86-solaris"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~mips ~ppc ~ppc64 ~s390 ~sh ~x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~x64-solaris ~x86-solaris"
 IUSE=""
 DEPEND=">=dev-texlive/texlive-fontsrecommended-2016
 >=dev-texlive/texlive-latex-2016