diff --git a/configs/orangepi_2_defconfig b/configs/orangepi_2_defconfig
index 4727aca4..b5193769 100644
--- a/configs/orangepi_2_defconfig
+++ b/configs/orangepi_2_defconfig
@@ -9,6 +9,7 @@ CONFIG_USB1_VBUS_PIN="PG13"
 CONFIG_DEFAULT_DEVICE_TREE="sun8i-h3-orangepi-2"
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
 CONFIG_CONSOLE_MUX=y
+CONFIG_MMC_SUNXI_SLOT_EXTRA=2
 CONFIG_SPL=y
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_FLASH is not set