diff --git a/src/mod/endpoints/mod_sofia/mod_sofia.c b/src/mod/endpoints/mod_sofia/mod_sofia.c
index a0fa80df9b..d36fb02297 100644
--- a/src/mod/endpoints/mod_sofia/mod_sofia.c
+++ b/src/mod/endpoints/mod_sofia/mod_sofia.c
@@ -1665,7 +1665,11 @@ static switch_status_t sofia_receive_message(switch_core_session_t *session, swi
 							nua_info(tech_pvt->nh, SIPTAG_CONTENT_TYPE_STR("message/sipfrag"),
 									 TAG_IF(!zstr(tech_pvt->user_via), SIPTAG_VIA_STR(tech_pvt->user_via)), SIPTAG_PAYLOAD_STR(message), TAG_END());
 						} else if ((ua && (switch_stristr("polycom", ua)))) {
-							snprintf(message, sizeof(message), "P-Asserted-Identity: \"%s\" <%s>", name, number);
+							if ( switch_stristr("UA/4", ua) ) {
+								snprintf(message, sizeof(message), "P-Asserted-Identity: \"%s\" <sip:%s@%s>", name, number, tech_pvt->profile->sipip);
+							} else {
+								snprintf(message, sizeof(message), "P-Asserted-Identity: \"%s\" <%s>", name, number);
+							}
 							sofia_set_flag_locked(tech_pvt, TFLAG_UPDATING_DISPLAY);
 							nua_update(tech_pvt->nh,
 									   NUTAG_SESSION_TIMER(tech_pvt->session_timeout),