diff --git a/arch/arm/configs/rk3188_ac_defconfig b/arch/arm/configs/rk3188_ac_defconfig
index 793dbea09288..0e1c263cd388 100755
--- a/arch/arm/configs/rk3188_ac_defconfig
+++ b/arch/arm/configs/rk3188_ac_defconfig
@@ -403,6 +403,7 @@ CONFIG_MMC_UNSAFE_RESUME=y
 CONFIG_MMC_EMBEDDED_SDIO=y
 CONFIG_MMC_PARANOID_SD_INIT=y
 CONFIG_SDMMC_RK29=y
+CONFIG_USE_SDMMC0_FOR_WIFI_DEVELOP_BOARD=y
 # CONFIG_SDMMC1_RK29 is not set
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y