diff --git a/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-init/coreos-init-9999.ebuild b/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-init/coreos-init-9999.ebuild
index 1ffef98b9a..861882390a 100644
--- a/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-init/coreos-init-9999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/coreos-base/coreos-init/coreos-init-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="6fc3acc21dd95a192fc5077082f1e84bd2a4102e" # flatcar-master
+	CROS_WORKON_COMMIT="3960a476a09a96ef8130052e144f9000d4d2f31e" # flatcar-master
 	KEYWORDS="amd64 arm arm64 x86"
 fi
 
diff --git a/sdk_container/src/third_party/coreos-overlay/coreos-base/update_engine/update_engine-9999.ebuild b/sdk_container/src/third_party/coreos-overlay/coreos-base/update_engine/update_engine-9999.ebuild
index eec91ee0ff..262b61bf7e 100644
--- a/sdk_container/src/third_party/coreos-overlay/coreos-base/update_engine/update_engine-9999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/coreos-base/update_engine/update_engine-9999.ebuild
@@ -9,7 +9,7 @@ AUTOTOOLS_AUTORECONF=1
 if [[ "${PV}" == 9999 ]]; then
 	KEYWORDS="~amd64 ~arm ~arm64 ~x86"
 else
-	CROS_WORKON_COMMIT="c3c45a040306be554b4292c2d0194700ac3c40b0" # flatcar-master
+	CROS_WORKON_COMMIT="d21808a884736bec7e69db5ddd18e0e21fa6ab9e" # flatcar-master
 	KEYWORDS="amd64 arm64"
 fi
 
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-apps/ignition/ignition-9999.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-apps/ignition/ignition-9999.ebuild
index 4a0424363a..bbd1420bc6 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-apps/ignition/ignition-9999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/sys-apps/ignition/ignition-9999.ebuild
@@ -12,7 +12,7 @@ inherit coreos-go cros-workon systemd udev
 if [[ "${PV}" == 9999 ]]; then
 	KEYWORDS="~amd64 ~arm64"
 else
-	CROS_WORKON_COMMIT="032f6205611b2748aa3be924c215af6bd19a18b6" # flatcar-master
+	CROS_WORKON_COMMIT="b80f06d5616865c18ee7ff4d715f3341f2e54154" # flatcar-master
 	KEYWORDS="amd64 arm64"
 fi
 
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-apps/seismograph/seismograph-9999.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-apps/seismograph/seismograph-9999.ebuild
index c999944e8e..69378cfdbe 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-apps/seismograph/seismograph-9999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/sys-apps/seismograph/seismograph-9999.ebuild
@@ -9,7 +9,7 @@ AUTOTOOLS_AUTORECONF=1
 if [[ "${PV}" == 9999 ]]; then
 	KEYWORDS="~amd64 ~arm ~arm64 ~x86"
 else
-	CROS_WORKON_COMMIT="b800495b939d168543acf65461fc04ac4392c3a6" # flatcar-master
+	CROS_WORKON_COMMIT="0d57463de18df81741375d628852c521542b6836" # flatcar-master
 	KEYWORDS="amd64 arm arm64 x86"
 fi
 
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 574ec5c5cf..505d3a33bb 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="0e0592b7bedc5047b4cbd0705cef9ca62f812d36" # flatcar-master
+	CROS_WORKON_COMMIT="d5bd23827964cef28e3c1aa85b9fb48340a777d9" # flatcar-master
 	KEYWORDS="amd64 arm arm64 x86"
 fi
 
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/arm64_defconfig-5.10 b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/arm64_defconfig-5.10
index 33b3aa6460..65b2052e56 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/arm64_defconfig-5.10
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/arm64_defconfig-5.10
@@ -10,7 +10,6 @@ CONFIG_ARCH_THUNDER=y
 CONFIG_ARCH_VEXPRESS=y
 CONFIG_ARCH_XGENE=y
 CONFIG_ARCH_ZYNQMP=y
-CONFIG_ARM64_64K_PAGES=y
 CONFIG_ARM64_ACPI_PARKING_PROTOCOL=y
 CONFIG_ARM64_CRYPTO=y
 CONFIG_ARM64_VA_BITS_48=y