diff --git a/sdk_container/src/third_party/coreos-overlay/sys-firmware/intel-microcode/intel-microcode-20180312.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-firmware/intel-microcode/intel-microcode-20180312-r1.ebuild
similarity index 99%
rename from sdk_container/src/third_party/coreos-overlay/sys-firmware/intel-microcode/intel-microcode-20180312.ebuild
rename to sdk_container/src/third_party/coreos-overlay/sys-firmware/intel-microcode/intel-microcode-20180312-r1.ebuild
index 3ecd66eb44..992dedccfa 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-firmware/intel-microcode/intel-microcode-20180312.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/sys-firmware/intel-microcode/intel-microcode-20180312-r1.ebuild
@@ -14,7 +14,7 @@ HOMEPAGE="http://inertiawar.com/microcode/ https://downloadcenter.intel.com/Deta
 SRC_URI="https://downloadmirror.intel.com/${NUM}/eng/microcode-${PV}.tgz"
 
 LICENSE="intel-ucode"
-SLOT="0"
+SLOT="0/${PVR}"
 KEYWORDS="-* amd64 x86"
 IUSE="initramfs +split-ucode"
 REQUIRED_USE="|| ( initramfs split-ucode )"