diff --git a/tools/gtp-tunnel.c b/tools/gtp-tunnel.c
index 1b8a7a0..8c8f95f 100644
--- a/tools/gtp-tunnel.c
+++ b/tools/gtp-tunnel.c
@@ -109,9 +109,10 @@
 
 	optidx++;
 
-	if (gtp_version == GTP_V0)
+	if (gtp_version == GTP_V0) {
 		gtp_tunnel_set_tid(t, atoi(argv[optidx++]));
-	else if (gtp_version == GTP_V1) {
+		gtp_tunnel_set_flowid(t, 0);
+	} else if (gtp_version == GTP_V1) {
 		gtp_tunnel_set_i_tei(t, atoi(argv[optidx++]));
 		gtp_tunnel_set_o_tei(t, atoi(argv[optidx++]));
 	}