diff --git a/src/mainboard/google/brox/Kconfig b/src/mainboard/google/brox/Kconfig
index 5044695f31..567c663f21 100644
--- a/src/mainboard/google/brox/Kconfig
+++ b/src/mainboard/google/brox/Kconfig
@@ -76,6 +76,7 @@ config BOARD_GOOGLE_BROX_EC_ISH
 
 config BOARD_GOOGLE_LOTSO
 	select BOARD_GOOGLE_BASEBOARD_BROX
+	select CHROMEOS_WIFI_SAR if CHROMEOS
 	select USE_UNIFIED_AP_FIRMWARE_FOR_UFS_AND_NON_UFS
 
 config BOARD_GOOGLE_GREENBAYUPOC