diff --git a/configs/evb-rv1108_defconfig b/configs/evb-rv1108_defconfig
index dbca68f..65b76c6 100644
--- a/configs/evb-rv1108_defconfig
+++ b/configs/evb-rv1108_defconfig
@@ -49,6 +49,7 @@
 CONFIG_USB_EHCI_GENERIC=y
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_GENERIC=y
+CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS=1
 CONFIG_USB_DWC2=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_GADGET_PRODUCT_NUM=0x110a