--- a/sys-apps/apparmor/apparmor-2.13.4.ebuild	
+++ a/sys-apps/apparmor/apparmor-2.13.4.ebuild	
@@ -37,6 +37,12 @@ PATCHES=(
 src_prepare() {
 	default
 
+	# https://gitlab.com/apparmor/apparmor/-/issues/74
+	if has_version ">=sys-devel/make-4.3" ; then
+		sed -e "/^CAPABILITIES/s/\\\#/#/" -i ${WORKDIR}/apparmor-${PV}/common/Make.rules || die
+		sed -e "/^AF_NAMES/s/\\\#/#/" -i ${WORKDIR}/apparmor-${PV}/common/Make.rules || die
+	fi
+
 	# remove warning about missing file that controls features
 	# we don't currently support
 	sed -e "/installation problem/ctrue" -i rc.apparmor.functions || die