diff --git a/openbsc/src/gprs_ns.c b/openbsc/src/gprs_ns.c
index 470ccb0..1558ca1 100644
--- a/openbsc/src/gprs_ns.c
+++ b/openbsc/src/gprs_ns.c
@@ -267,6 +267,7 @@
 	/* spare octet in data[0] */
 	bvci = nsh->data[1] << 8 | nsh->data[2];
 	msgb_bssgph(msg) = &nsh->data[3];
+	msgb_bvci(msg) = bvci;
 
 	/* call upper layer (BSSGP) */
 	return nsvc->nsi->cb(GPRS_NS_EVT_UNIT_DATA, nsvc, msg, bvci);