diff --git a/sdk_container/src/third_party/coreos-overlay/sys-boot/grub/grub-2.02_beta2_p20150727-r1.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-boot/grub/grub-2.02_beta2_p20151217-r1.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/sys-boot/grub/grub-2.02_beta2_p20150727-r1.ebuild
rename to sdk_container/src/third_party/coreos-overlay/sys-boot/grub/grub-2.02_beta2_p20151217-r1.ebuild
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-boot/grub/grub-9999.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-boot/grub/grub-9999.ebuild
index 46070287fe..e474728fd7 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-boot/grub/grub-9999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/sys-boot/grub/grub-9999.ebuild
@@ -12,7 +12,7 @@ PYTHON_COMPAT=( python{2_6,2_7,3_2,3_3,3_4} )
 if [[ "${PV}" == 9999 ]]; then
 	KEYWORDS="~amd64 ~x86"
 else
-	CROS_WORKON_COMMIT="9a794d4652154272aa969717c8c66aa06e063ec2"
+	CROS_WORKON_COMMIT="4ccc609994fe2f5e0911b91a11ad9e4289dc3a04"
 	KEYWORDS="amd64 x86"
 fi