diff --git a/drivers/usb/mtu3/mtu3_debugfs.c b/drivers/usb/mtu3/mtu3_debugfs.c
index b7c86ccd50b4..62c57ddc554e 100644
--- a/drivers/usb/mtu3/mtu3_debugfs.c
+++ b/drivers/usb/mtu3/mtu3_debugfs.c
@@ -528,7 +528,8 @@ void ssusb_dr_debugfs_init(struct ssusb_mtk *ssusb)
 
 void ssusb_debugfs_create_root(struct ssusb_mtk *ssusb)
 {
-	ssusb->dbgfs_root = debugfs_create_dir(dev_name(ssusb->dev), NULL);
+	ssusb->dbgfs_root =
+		debugfs_create_dir(dev_name(ssusb->dev), usb_debug_root);
 }
 
 void ssusb_debugfs_remove_root(struct ssusb_mtk *ssusb)