diff --git a/src/mainboard/google/mancomb/Kconfig b/src/mainboard/google/mancomb/Kconfig
index 6a9692c..b681a1e 100644
--- a/src/mainboard/google/mancomb/Kconfig
+++ b/src/mainboard/google/mancomb/Kconfig
@@ -9,6 +9,7 @@
 	def_bool y
 	select AMD_SOC_CONSOLE_UART
 	select BOARD_ROMSIZE_KB_16384
+	select DISABLE_SPI_FLASH_ROM_SHARING
 	select EC_GOOGLE_CHROMEEC
 	select EC_GOOGLE_CHROMEEC_BOARDID
 	select EC_GOOGLE_CHROMEEC_ESPI