diff --git a/src/mainboard/google/kukui/Kconfig b/src/mainboard/google/kukui/Kconfig
index 6831d1e729..7719506421 100644
--- a/src/mainboard/google/kukui/Kconfig
+++ b/src/mainboard/google/kukui/Kconfig
@@ -25,6 +25,7 @@ config VBOOT
 
 config BOARD_SPECIFIC_OPTIONS
 	def_bool y
+	select RTC
 	select SOC_MEDIATEK_MT8183
 	select BOARD_ROMSIZE_KB_8192
 	select MAINBOARD_HAS_CHROMEOS