diff --git a/src/mod/endpoints/mod_sofia/mod_sofia.c b/src/mod/endpoints/mod_sofia/mod_sofia.c
index 17cc1217e0..904d957f00 100644
--- a/src/mod/endpoints/mod_sofia/mod_sofia.c
+++ b/src/mod/endpoints/mod_sofia/mod_sofia.c
@@ -1723,6 +1723,7 @@ static switch_call_cause_t sofia_outgoing_channel(switch_core_session_t *session
 
 	if (session) {
 		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);
 		if (switch_core_session_compare(session, nsession)) {
 			/* It's another sofia channel! so lets cache what they use as a pt for telephone event so