diff --git a/sdk_container/src/third_party/coreos-overlay/app-emulation/docker/docker-1.6.0.ebuild b/sdk_container/src/third_party/coreos-overlay/app-emulation/docker/docker-1.6.0-r1.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/app-emulation/docker/docker-1.6.0.ebuild
rename to sdk_container/src/third_party/coreos-overlay/app-emulation/docker/docker-1.6.0-r1.ebuild
diff --git a/sdk_container/src/third_party/coreos-overlay/app-emulation/docker/docker-9999.ebuild b/sdk_container/src/third_party/coreos-overlay/app-emulation/docker/docker-9999.ebuild
index 4b4512af24..cdb2cb1585 100644
--- a/sdk_container/src/third_party/coreos-overlay/app-emulation/docker/docker-9999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/app-emulation/docker/docker-9999.ebuild
@@ -24,7 +24,7 @@ inherit bash-completion-r1 linux-info multilib systemd udev user cros-workon
 
 LICENSE="Apache-2.0"
 SLOT="0"
-IUSE="aufs btrfs +contrib +device-mapper doc lxc overlay vim-syntax zsh-completion"
+IUSE="aufs +btrfs contrib +device-mapper doc lxc +overlay vim-syntax zsh-completion"
 
 # https://github.com/docker/docker/blob/master/hack/PACKAGERS.md#build-dependencies
 CDEPEND="