diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-4.14 b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-4.14
index 659ca0971c..04706bb08d 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-4.14
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-4.14
@@ -603,6 +603,7 @@ CONFIG_VSOCKETS=m
 CONFIG_NETLINK_DIAG=m
 CONFIG_MPLS_ROUTING=m
 CONFIG_MPLS_IPTUNNEL=m
+CONFIG_NET_SWITCHDEV=y
 CONFIG_NET_L3_MASTER_DEV=y
 CONFIG_LWTUNNEL=y
 CONFIG_CGROUP_NET_PRIO=y
@@ -787,6 +788,8 @@ CONFIG_MLX4_EN=m
 CONFIG_MLX5_CORE=m
 CONFIG_MLX5_CORE_EN=y
 CONFIG_MLX5_CORE_EN_DCB=y
+CONFIG_MLXSW_CORE=m
+CONFIG_MLXSW_SPECTRUM=m
 # CONFIG_NET_VENDOR_MICREL is not set
 CONFIG_MYRI10GE=m
 CONFIG_NET_VENDOR_NATSEMI=y
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-4.18 b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-4.18
index 5f17bc3407..c681f6aa9f 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-4.18
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/files/amd64_defconfig-4.18
@@ -597,6 +597,7 @@ CONFIG_VSOCKETS=m
 CONFIG_NETLINK_DIAG=m
 CONFIG_MPLS_ROUTING=m
 CONFIG_MPLS_IPTUNNEL=m
+CONFIG_NET_SWITCHDEV=y
 CONFIG_NET_L3_MASTER_DEV=y
 CONFIG_LWTUNNEL=y
 CONFIG_CGROUP_NET_PRIO=y
@@ -781,6 +782,8 @@ CONFIG_MLX4_EN=m
 CONFIG_MLX5_CORE=m
 CONFIG_MLX5_CORE_EN=y
 CONFIG_MLX5_CORE_EN_DCB=y
+CONFIG_MLXSW_CORE=m
+CONFIG_MLXSW_SPECTRUM=m
 # CONFIG_NET_VENDOR_MICREL is not set
 CONFIG_MYRI10GE=m
 CONFIG_NET_VENDOR_NATSEMI=y