diff --git a/projects/t31_lite_zftlab/br-ext-chip-ingenic/configs/t31_vixand_defconfig b/projects/t31_lite_zftlab/br-ext-chip-ingenic/configs/t31_vixand_defconfig
index 99cf15a..e631dc6 100644
--- a/projects/t31_lite_zftlab/br-ext-chip-ingenic/configs/t31_vixand_defconfig
+++ b/projects/t31_lite_zftlab/br-ext-chip-ingenic/configs/t31_vixand_defconfig
@@ -112,6 +112,8 @@ BR2_PACKAGE_UHTTPD=y
 
 # Optional packages
 BR2_PACKAGE_PPPD=y
+BR2_PACKAGE_USB_MODESWITCH=y
+BR2_PACKAGE_USB_MODESWITCH_DATA=y
 
 # SMARTHOME
 BR2_PACKAGE_COMGT=y