diff --git a/drivers/staging/usbip/README b/drivers/staging/usbip/README
index c11be5735485..41a2cf2e77a6 100644
--- a/drivers/staging/usbip/README
+++ b/drivers/staging/usbip/README
@@ -2,5 +2,6 @@ TODO:
 	- more discussion about the protocol
 	- testing
 	- review of the userspace interface
+	- document the protocol
 
 Please send patches for this code to Greg Kroah-Hartman <greg@kroah.com>