diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-0.0.38-r1.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-0.0.38-r2.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-0.0.38-r1.ebuild
rename to sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-0.0.38-r2.ebuild
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-9999.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-9999.ebuild
index 70c285e631..6686047f4f 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-9999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/bootengine/bootengine-9999.ebuild
@@ -10,7 +10,7 @@ CROS_WORKON_REPO="git://github.com"
 if [[ "${PV}" == 9999 ]]; then
 	KEYWORDS="~amd64 ~arm ~arm64 ~x86"
 else
-	CROS_WORKON_COMMIT="845251df3cd88620697748afc618e7fc763c8ce7"
+	CROS_WORKON_COMMIT="4ddaee191d6ee6f8c52fca1d48225c5c57d753d2"  # flatcar-master
 	KEYWORDS="amd64 arm arm64 x86"
 fi