diff --git a/tester/accountmanager.c b/tester/accountmanager.c
index c0fc054cc..3d6875453 100644
--- a/tester/accountmanager.c
+++ b/tester/accountmanager.c
@@ -133,6 +133,7 @@ void account_create_on_server(Account *account, const LinphoneProxyConfig *refcf
 	
 	server_addr=linphone_address_new(linphone_proxy_config_get_server_addr(refcfg));
 	linphone_address_set_transport(server_addr,LinphoneTransportTcp); /*use tcp for account creation*/
+	linphone_address_set_port(server_addr,0);
 	tmp=linphone_address_as_string(server_addr);
 	linphone_proxy_config_set_server_addr(cfg,tmp);
 	ms_free(tmp);