diff --git a/src/mod/endpoints/mod_sofia/mod_sofia.c b/src/mod/endpoints/mod_sofia/mod_sofia.c
index f1d4332530..6f0a2727ad 100644
--- a/src/mod/endpoints/mod_sofia/mod_sofia.c
+++ b/src/mod/endpoints/mod_sofia/mod_sofia.c
@@ -2528,7 +2528,13 @@ static switch_call_cause_t sofia_outgoing_channel(switch_core_session_t *session
 
 	if (session) {
 		switch_channel_t *o_channel = switch_core_session_get_channel(session);
+		const char *vval = NULL;
 
+		if ((vval = switch_channel_get_variable(o_channel, "sip_auto_answer")) && switch_true(vval)) {
+			switch_channel_set_variable_printf(nchannel, "sip_h_Call-Info", "<sip:%s>;answer-after=0", profile->sipip);
+			switch_channel_set_variable(nchannel, "sip_invite_params", "intercom=true");
+		}
+		
 		switch_ivr_transfer_variable(session, nsession, SOFIA_REPLACES_HEADER);
 		switch_ivr_transfer_variable(session, nsession, "sip_auto_answer");
 		switch_ivr_transfer_variable(session, nsession, SOFIA_SIP_HEADER_PREFIX_T);