diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-6.6 b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-6.6
index ccb11c0dba..62ab9e7390 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-6.6
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-6.6
@@ -96,6 +96,7 @@ CONFIG_PMIC_OPREGION=y
 # CONFIG_PNP_DEBUG_MESSAGES is not set
 CONFIG_POWERCAP=y
 CONFIG_PREEMPT_VOLUNTARY=y
+CONFIG_PTP_1588_CLOCK_VMW=m
 CONFIG_PVPANIC=y
 CONFIG_PVPANIC_MMIO=m
 CONFIG_SCHED_TRACER=y
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/commonconfig-6.6 b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/commonconfig-6.6
index aee647d541..c676bdc88e 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/commonconfig-6.6
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/commonconfig-6.6
@@ -749,6 +749,8 @@ CONFIG_PROC_KCORE=y
 CONFIG_PROFILING=y
 CONFIG_PSI=y
 # CONFIG_PSI_DEFAULT_DISABLED is not set
+CONFIG_PTP_1588_CLOCK=m
+CONFIG_PTP_1588_CLOCK_KVM=m
 CONFIG_QED=m
 CONFIG_QEDE=m
 CONFIG_QEDF=m