diff --git a/dev-perl/Authen-NTLM/Authen-NTLM-1.90.0-r2.ebuild b/dev-perl/Authen-NTLM/Authen-NTLM-1.90.0-r2.ebuild
index ba0dd5b2e1b9d..40a84fb10b1cb 100644
--- a/dev-perl/Authen-NTLM/Authen-NTLM-1.90.0-r2.ebuild
+++ b/dev-perl/Authen-NTLM/Authen-NTLM-1.90.0-r2.ebuild
@@ -11,7 +11,7 @@ inherit perl-module
 DESCRIPTION="An NTLM authentication module"
 
 SLOT="0"
-KEYWORDS="~alpha amd64 arm ~hppa ~ia64 ~ppc ~ppc64 ~s390 sparc x86 ~ppc-aix ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~m68k-mint ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+KEYWORDS="~alpha amd64 arm ~arm64 ~hppa ~ia64 ~ppc ~ppc64 ~s390 sparc x86 ~ppc-aix ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~m68k-mint ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
 IUSE="test"
 RESTRICT="!test? ( test )"