diff --git a/openbsc/tests/gbproxy/gbproxy_test.ok b/openbsc/tests/gbproxy/gbproxy_test.ok
index 8df833b..9402c14 100644
--- a/openbsc/tests/gbproxy/gbproxy_test.ok
+++ b/openbsc/tests/gbproxy/gbproxy_test.ok
@@ -3568,6 +3568,10 @@
 CALLBACK, event 0, msg length 85, bvci 0x1002
 00 00 10 02 01 80 00 de ad 00 00 04 08 88 00 f1 99 00 63 60 70 80 00 80 0e 00 3e 01 c0 35 08 08 10 11 22 33 40 50 60 1d 19 13 42 33 57 2b f7 c8 48 02 13 48 50 c8 48 02 14 48 50 c8 48 02 17 49 10 c8 48 02 00 19 8b b2 92 17 16 27 07 04 31 02 e5 e0 32 02 20 00 ac 9c 37 
 
+NS UNITDATA MESSAGE to BSS, BVCI 0x1002, msg length 24 (gprs_ns_sendmsg)
+MESSAGE to BSS at 0x01020304:1111, msg length 28
+00 00 10 02 00 80 00 de ad 00 50 20 16 82 02 58 0e 00 09 41 c4 05 08 15 01 8f 47 9e 
+
 result (RA UPD REQ) = 0
 
 PROCESSING DETACH REQ from 0x01020304:1111
@@ -3578,7 +3582,7 @@
 
 NS UNITDATA MESSAGE to BSS, BVCI 0x1002, msg length 24 (gprs_ns_sendmsg)
 MESSAGE to BSS at 0x01020304:1111, msg length 28
-00 00 10 02 00 80 00 de ad 00 50 20 16 82 02 58 0e 00 09 41 c4 01 08 06 00 11 f5 c0 
+00 00 10 02 00 80 00 de ad 00 50 20 16 82 02 58 0e 00 09 41 c4 05 08 06 00 29 4a 68 
 
 result (DETACH REQ) = 0