diff --git a/configs/A13-OLinuXino_defconfig b/configs/A13-OLinuXino_defconfig
index 64109a6..3191098 100644
--- a/configs/A13-OLinuXino_defconfig
+++ b/configs/A13-OLinuXino_defconfig
@@ -22,6 +22,7 @@
 CONFIG_CMD_DFU=y
 CONFIG_CMD_USB_MASS_STORAGE=y
 # CONFIG_CMD_FPGA is not set
+CONFIG_DFU_RAM=y
 CONFIG_AXP_ALDO3_VOLT=3300
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_MUSB_GADGET=y