diff --git a/configs/Cubieboard4_defconfig b/configs/Cubieboard4_defconfig
index 16b1862..59f4ecd 100644
--- a/configs/Cubieboard4_defconfig
+++ b/configs/Cubieboard4_defconfig
@@ -12,6 +12,7 @@
 CONFIG_USB3_VBUS_PIN="PH15"
 CONFIG_AXP_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="sun9i-a80-cubieboard4"
+CONFIG_NR_DRAM_BANKS=1
 # CONFIG_CMD_FLASH is not set
 # CONFIG_SPL_DOS_PARTITION is not set
 # CONFIG_SPL_EFI_PARTITION is not set