diff --git a/src/gprs/gprs_subscriber.c b/src/gprs/gprs_subscriber.c
index 1bb5141..176583b 100644
--- a/src/gprs/gprs_subscriber.c
+++ b/src/gprs/gprs_subscriber.c
@@ -69,6 +69,7 @@
 	addr_str = inet_ntoa(sgi->cfg.gsup_server_addr.sin_addr);
 
 	sgi->gsup_client = gsup_client_create(
+		"SGSN",
 		addr_str, sgi->cfg.gsup_server_port,
 		&gsup_read_cb,
 		&sgi->cfg.oap);