diff --git a/src/mod/endpoints/mod_sofia/mod_sofia.c b/src/mod/endpoints/mod_sofia/mod_sofia.c
index be7df6850f..d5d2f985f1 100644
--- a/src/mod/endpoints/mod_sofia/mod_sofia.c
+++ b/src/mod/endpoints/mod_sofia/mod_sofia.c
@@ -1444,13 +1444,13 @@ static switch_status_t sofia_receive_message(switch_core_session_t *session, swi
 	case SWITCH_MESSAGE_INDICATE_RINGING:
 		if (!switch_channel_test_flag(channel, CF_RING_READY) && !sofia_test_flag(tech_pvt, TFLAG_BYE) &&
 			!switch_channel_test_flag(channel, CF_EARLY_MEDIA) && !switch_channel_test_flag(channel, CF_ANSWERED)) {
-			char *extra_headers = sofia_glue_get_extra_headers(channel, SOFIA_SIP_PROGRESS_HEADER_PREFIX);
+			char *extra_header = sofia_glue_get_extra_headers(channel, SOFIA_SIP_PROGRESS_HEADER_PREFIX);
 			nua_respond(tech_pvt->nh, SIP_180_RINGING,
 						SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
 						SIPTAG_HEADER_STR(generate_pai_str(session)), 
-						TAG_IF(!switch_strlen_zero(extra_headers), SIPTAG_HEADER_STR(extra_headers)),
+						TAG_IF(!switch_strlen_zero(extra_headers), SIPTAG_HEADER_STR(extra_header)),
 						TAG_END());
-			switch_safe_free(extra_headers);
+			switch_safe_free(extra_header);
 			switch_channel_mark_ring_ready(channel);
 		}
 		break;