diff --git a/src/mainboard/system76/adl/Kconfig b/src/mainboard/system76/adl/Kconfig
index 3e6ea6e982..03bf6849ae 100644
--- a/src/mainboard/system76/adl/Kconfig
+++ b/src/mainboard/system76/adl/Kconfig
@@ -8,6 +8,7 @@ config BOARD_SYSTEM76_ADL_COMMON
 	select DRIVERS_INTEL_PMC
 	select DRIVERS_INTEL_USB4_RETIMER
 	select EC_SYSTEM76_EC
+	select EC_SYSTEM76_EC_LOCKDOWN
 	select HAVE_ACPI_RESUME
 	select HAVE_ACPI_TABLES
 	select HAVE_CMOS_DEFAULT
diff --git a/src/mainboard/system76/rpl/Kconfig b/src/mainboard/system76/rpl/Kconfig
index aa63441d15..1aef7a4c97 100644
--- a/src/mainboard/system76/rpl/Kconfig
+++ b/src/mainboard/system76/rpl/Kconfig
@@ -6,6 +6,7 @@ config BOARD_SYSTEM76_RPL_COMMON
 	select DRIVERS_GENERIC_CBFS_UUID
 	select DRIVERS_I2C_HID
 	select EC_SYSTEM76_EC
+	select EC_SYSTEM76_EC_LOCKDOWN
 	select HAVE_ACPI_RESUME
 	select HAVE_ACPI_TABLES
 	select HAVE_CMOS_DEFAULT
diff --git a/src/mainboard/system76/tgl-h/Kconfig b/src/mainboard/system76/tgl-h/Kconfig
index 816a245406..bdf45175b0 100644
--- a/src/mainboard/system76/tgl-h/Kconfig
+++ b/src/mainboard/system76/tgl-h/Kconfig
@@ -11,6 +11,7 @@ config BOARD_SPECIFIC_OPTIONS
 	select DRIVERS_I2C_TAS5825M if BOARD_SYSTEM76_ORYP8
 	select EC_SYSTEM76_EC
 	select EC_SYSTEM76_EC_DGPU
+	select EC_SYSTEM76_EC_LOCKDOWN
 	select HAVE_ACPI_RESUME
 	select HAVE_ACPI_TABLES
 	select HAVE_CMOS_DEFAULT
diff --git a/src/mainboard/system76/tgl-u/Kconfig b/src/mainboard/system76/tgl-u/Kconfig
index 41db43c56b..97c6c910db 100644
--- a/src/mainboard/system76/tgl-u/Kconfig
+++ b/src/mainboard/system76/tgl-u/Kconfig
@@ -12,6 +12,7 @@ config BOARD_SPECIFIC_OPTIONS
 	select DRIVERS_INTEL_USB4_RETIMER
 	select EC_SYSTEM76_EC
 	select EC_SYSTEM76_EC_DGPU if BOARD_SYSTEM76_GALP5
+	select EC_SYSTEM76_EC_LOCKDOWN
 	select HAVE_ACPI_TABLES
 	select HAVE_CMOS_DEFAULT
 	select HAVE_OPTION_TABLE