diff --git a/sys-kernel/calculate-sources/Manifest b/sys-kernel/calculate-sources/Manifest
index 6fa9a4699..19f488794 100644
--- a/sys-kernel/calculate-sources/Manifest
+++ b/sys-kernel/calculate-sources/Manifest
@@ -5,5 +5,4 @@ DIST linux-4.9.tar.xz 93192404 SHA256 029098dcffab74875e086ae970e3828456838da6e0
 DIST patch-4.13.16.xz 271596 SHA256 f24980db582b9b3d3ded4c96b16f8c64bc435fca59b91cf3f224611b68216d8a SHA512 6d9e6593477fb7aa663e6b9cdccb1d30df8d3bb3721b93afa9ddefce539d267bee062809dd6c50135ba113cf5220ef4b2799f25eca73c791ff59f4480189d211 WHIRLPOOL 422b5f83dc487c9c56d68fb5794b8e642bf96f76603743b2e5007f10c8363e93bc9fd3ad5311442b3ad4f608f7c0118e07db7767e1a7c983eb711d491d89fff1
 DIST patch-4.14.2.xz 18004 SHA256 2dc86272e55d31c55bdeaa47b3d44fbd6235a396e37d82c2b47aa27f6ba82ee3 SHA512 04415954c3c4d3044a6a3da979e59fb18f0eda3fd872a8036ac8947fbbadcd6041384a900973b917353de6e5c1a589eff1db63c029edcb78f38b07868a929f9d WHIRLPOOL cc730d3716c6a183df0d1fe0efcb3c4a81f8d8e8c98c9bb117f14c3f19840973779888c85733ae032e65f9131cf8b83ff86e8ca4caa4744d9eda2980e4f8b531
 DIST patch-4.4.102.xz 1443192 SHA256 9da52600d4128a4078c598966ceefbe8a7c04b09d266756ef8798f7a1b946665 SHA512 a1c7d45354bec1b001f6e83736bce2aa5bd87e557ad932e5dcad20d41e48423a13523fe2afdebf0fb34096b2c9f6e534592472819b04207bdd1c8b19cec4d6d5 WHIRLPOOL 7b34125c7d00f69c660f048322d1d34ad532521d49d92706d905fc3440f4d5595bd37af13c2c012cb1cc8b341e7592a1913044a3d4b10e74b9096040a9ce9dea
-DIST patch-4.9.51.xz 975540 SHA256 2c9b6de108246d55d001f8609916d5aca703c1dbf3f0134e65edf1f0261a9683 SHA512 857e6a203a61baf6fe312a2132b18b9d6331870a44706a72f7612aab5a68e1f1ae0a9eb6e43919f559b775c6a270348b4ba96fd5e38e690d2758c3c7a9bf3ba2 WHIRLPOOL da62993b17f3006ace91c7c8727ded4978851d079a1e267a2d63a6104c5108859e409ca0151760e1e425666540faa977ad5548c2c10afbc339f3287cb773ffa7
 DIST patch-4.9.65.xz 1160624 SHA256 3e1937ad3aeb89ac247e96551059babe3c959c6c8868107adac6f3634e39a4ae SHA512 f22ec263901248adb0b660e5ea6f9c550f28f53dcd27d4a5148a932bce3b92f91cd921ff1d62096ac78c235e7abbeafa7ae33fc4f042e7d876e1fd58945554ce WHIRLPOOL 2fd28b469f700d46265e3d858fa769f6070ff5b8a17e2366c1487200163c021bf4278fc5585d31820bde526281037b637299685c35cf99458992767359223e34
diff --git a/sys-kernel/calculate-sources/calculate-sources-4.9.51.ebuild b/sys-kernel/calculate-sources/calculate-sources-4.9.51.ebuild
deleted file mode 100644
index 63d12adbc..000000000
--- a/sys-kernel/calculate-sources/calculate-sources-4.9.51.ebuild
+++ /dev/null
@@ -1,22 +0,0 @@
-# Copyright 1999-2015 Gentoo Foundation
-# Distributed under the terms of the GNU General Public License v2
-# $Header: $
-
-EAPI=5
-ETYPE="sources"
-
-inherit calculate-kernel-7 eutils
-
-DESCRIPTION="Calculate Linux kernel image"
-KEYWORDS="amd64 x86"
-HOMEPAGE="http://www.calculate-linux.org"
-
-SRC_URI="${KERNEL_URI} ${ARCH_URI}"
-
-src_unpack() {
-	calculate-kernel-7_src_unpack
-}
-
-pkg_postinst() {
-	calculate-kernel-7_pkg_postinst
-}
diff --git a/sys-kernel/calculate-sources/calculate-sources-4.9.65.ebuild b/sys-kernel/calculate-sources/calculate-sources-4.9.65.ebuild
index bacb7052d..63d12adbc 100644
--- a/sys-kernel/calculate-sources/calculate-sources-4.9.65.ebuild
+++ b/sys-kernel/calculate-sources/calculate-sources-4.9.65.ebuild
@@ -8,7 +8,7 @@ ETYPE="sources"
 inherit calculate-kernel-7 eutils
 
 DESCRIPTION="Calculate Linux kernel image"
-KEYWORDS="~amd64 ~x86"
+KEYWORDS="amd64 x86"
 HOMEPAGE="http://www.calculate-linux.org"
 
 SRC_URI="${KERNEL_URI} ${ARCH_URI}"