diff --git a/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-cloudinit/coreos-cloudinit-9999.ebuild b/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-cloudinit/coreos-cloudinit-9999.ebuild
index fe3d1fa8c6..bcfdab738c 100644
--- a/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-cloudinit/coreos-cloudinit-9999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-cloudinit/coreos-cloudinit-9999.ebuild
@@ -12,7 +12,7 @@ inherit cros-workon systemd toolchain-funcs udev coreos-go
 if [[ "${PV}" == 9999 ]]; then
 	KEYWORDS="~amd64 ~arm64"
 else
-	CROS_WORKON_COMMIT="2c383a41a1718f66be2add7f58a885df5b89d86f" # flatcar-master
+	CROS_WORKON_COMMIT="fb83d71688d1fa44a196d34fbb998bec73fe01e1" # flatcar-3510-backport
 	KEYWORDS="amd64 arm64"
 fi