diff --git a/app-doc/devmanual/devmanual-0_pre20200207.ebuild b/app-doc/devmanual/devmanual-0_pre20200207.ebuild
index fdaf6ddcf5dec..13c64330f9912 100644
--- a/app-doc/devmanual/devmanual-0_pre20200207.ebuild
+++ b/app-doc/devmanual/devmanual-0_pre20200207.ebuild
@@ -14,7 +14,7 @@ if [[ ${PV} == *9999 ]]; then
 else
 	SRC_URI="https://dev.gentoo.org/~ulm/distfiles/${P}.tar.xz"
 	S="${WORKDIR}/${PN}"
-	KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sparc ~x86 ~x64-macos"
+	KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sparc ~x86 ~x64-macos"
 fi
 
 LICENSE="CC-BY-SA-4.0"
diff --git a/app-doc/devmanual/devmanual-0_pre20210118.ebuild b/app-doc/devmanual/devmanual-0_pre20210118.ebuild
index c1b3757bd9011..a6b00d8ab2c00 100644
--- a/app-doc/devmanual/devmanual-0_pre20210118.ebuild
+++ b/app-doc/devmanual/devmanual-0_pre20210118.ebuild
@@ -17,7 +17,7 @@ else
 	# "make dist" in devmanual repo
 	SRC_URI="https://dev.gentoo.org/~ulm/distfiles/${P}.tar.xz"
 	S="${WORKDIR}/${PN}"
-	KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~x64-macos"
+	KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~x64-macos"
 fi
 
 LICENSE="CC-BY-SA-4.0"
diff --git a/app-doc/devmanual/devmanual-9999.ebuild b/app-doc/devmanual/devmanual-9999.ebuild
index a2a70bcb35cdb..ee276582c68f0 100644
--- a/app-doc/devmanual/devmanual-9999.ebuild
+++ b/app-doc/devmanual/devmanual-9999.ebuild
@@ -17,7 +17,7 @@ else
 	# "make dist" in devmanual repo
 	SRC_URI="https://dev.gentoo.org/~ulm/distfiles/${P}.tar.xz"
 	S="${WORKDIR}/${PN}"
-	KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sparc ~x86 ~x64-macos"
+	KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sparc ~x86 ~x64-macos"
 fi
 
 LICENSE="CC-BY-SA-4.0"