diff --git a/doc/examples/osmo-bsc-nat/osmo-bsc-nat.cfg b/doc/examples/osmo-bsc-nat/osmo-bsc-nat.cfg
index a82b451..ef6b1ae 100644
--- a/doc/examples/osmo-bsc-nat/osmo-bsc-nat.cfg
+++ b/doc/examples/osmo-bsc-nat/osmo-bsc-nat.cfg
@@ -3,6 +3,8 @@ cs7 instance 0
  asp asp-clnt-OsmoBSCNAT-CN 2905 0 m3ua
   remote-ip 127.0.0.1
   local-ip 127.0.0.3
+  role asp
+  sctp-role client
  sccp-address msc
   routing-indicator PC
   point-code 0.23.1
@@ -13,6 +15,8 @@ cs7 instance 1
  asp asp-clnt-OsmoBSCNAT-RAN 2905 0 m3ua
   remote-ip 127.0.0.2
   local-ip 127.0.0.4
+  role asp
+  sctp-role client
 
 bsc-nat
  cs7-instance-cn 0