diff --git a/openbsc/tests/gtphub/gtphub_test.ok b/openbsc/tests/gtphub/gtphub_test.ok
index a95fe6d..be9e19f 100644
--- a/openbsc/tests/gtphub/gtphub_test.ok
+++ b/openbsc/tests/gtphub/gtphub_test.ok
@@ -19,6 +19,9 @@
   returning GGSN addr from imsi 240010123456789 ni internet: 192.168.43.34 port 2123
 - __wrap_gtphub_resolve_ggsn_addr():
   returning GGSN addr from imsi 240010123456789 ni internet: 192.168.43.34 port 2123
+Out-of-band gtphub_write(16):
+to 192.168.43.34 port 2123
+32 14 00 08 00 00 07 65 6d 32 00 00 13 ff 14 00 
 test_peer_restarted_reusing_tei
 - __wrap_gtphub_resolve_ggsn_addr():
   returning GGSN addr from imsi 240010123456789 ni internet: 192.168.43.34 port 2123