diff --git a/vendor.prop b/vendor.prop
index c723b3b..ac702a4 100644
--- a/vendor.prop
+++ b/vendor.prop
@@ -275,6 +275,7 @@ ro.incremental.enable=yes
 vendor.sys.thermal.data.path=/data/vendor/thermal/
 
 # USB
+vendor.usb.diag.func.name=ffs
 vendor.usb.use_ffs_mtp=1
 
 # Wifi