diff --git a/epdg/EPDG_Tests.ttcn b/epdg/EPDG_Tests.ttcn
index 2ad1b32..ff026cf 100644
--- a/epdg/EPDG_Tests.ttcn
+++ b/epdg/EPDG_Tests.ttcn
@@ -8,6 +8,7 @@
 import from DNS_Helpers all;
 
 import from IPA_Emulation all;
+import from PCO_Types all;
 import from GSUP_Types all;
 import from GSUP_Templates all;
 import from GSUP_Emulation all;
@@ -600,7 +601,8 @@
 /* GSUP TunnelEPDG Tunnel Req + Resp, triggers S2b CreateSession Req + Response. */
 private function f_GSUP_EPDGTunnel_success() runs on EPDG_ConnHdlr {
 	var GSUP_PDU rx_gsup;
-	GSUP.send(ts_GSUP_EPDGTunnel_REQ(g_pars.imsi));
+	var template (value) PCO_DATA pco := ts_PCO({ ts_PCO_P_DNS_IPv4, ts_PCO_P_PCSCF_IPv4 });
+	GSUP.send(ts_GSUP_EPDGTunnel_REQ(g_pars.imsi, pco));
 	as_GTP2C_CreateSession_success();
 	/* Expect a positive response back to the translator; */
 	var template (present) GSUP_IEs pdp_info := {