diff --git a/sdk_container/src/third_party/coreos-overlay/coreos-devel/mantle/mantle-9999.ebuild b/sdk_container/src/third_party/coreos-overlay/coreos-devel/mantle/mantle-9999.ebuild
index 64d442000c..2d78fefe62 100644
--- a/sdk_container/src/third_party/coreos-overlay/coreos-devel/mantle/mantle-9999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/coreos-devel/mantle/mantle-9999.ebuild
@@ -5,7 +5,7 @@ EAPI=7
 CROS_WORKON_PROJECT="flatcar-linux/mantle"
 CROS_WORKON_LOCALNAME="mantle"
 CROS_WORKON_REPO="https://github.com"
-COREOS_GO_PACKAGE="github.com/coreos/mantle"
+COREOS_GO_PACKAGE="github.com/flatcar-linux/mantle"
 COREOS_GO_MOD="vendor"
 
 if [[ "${PV}" == 9999 ]]; then
@@ -17,8 +17,8 @@ fi
 
 inherit coreos-go cros-workon
 
-DESCRIPTION="Mantle: Gluing CoreOS together"
-HOMEPAGE="https://github.com/coreos/mantle"
+DESCRIPTION="Mantle: Gluing Flatcar together"
+HOMEPAGE="https://github.com/flatcar-linux/mantle"
 LICENSE="Apache-2.0"
 SLOT="0"
 # objcopy/split have trouble with our cross-compiled kolet