diff --git a/configs/Bananapi_defconfig b/configs/Bananapi_defconfig
index 6cbb76c..5ed845c 100644
--- a/configs/Bananapi_defconfig
+++ b/configs/Bananapi_defconfig
@@ -15,3 +15,4 @@ CONFIG_CMD_GPIO=y
 CONFIG_NETCONSOLE=y
 CONFIG_ETH_DESIGNWARE=y
 CONFIG_USB_EHCI_HCD=y
+CONFIG_AXP_ALDO4_VOLT=2500