diff --git a/src/mod/endpoints/mod_sofia/sofia_glue.c b/src/mod/endpoints/mod_sofia/sofia_glue.c
index 7ce1019f3b..9ab7c58dc9 100644
--- a/src/mod/endpoints/mod_sofia/sofia_glue.c
+++ b/src/mod/endpoints/mod_sofia/sofia_glue.c
@@ -839,10 +839,10 @@ char *sofia_overcome_sip_uri_weakness(switch_core_session_t *session, const char
 
 			if (strchr(stripped, ';')) {
 				if (params) {
-					new_uri = switch_core_session_sprintf(session, "%s%s&transport=%s;%s%s",
+					new_uri = switch_core_session_sprintf(session, "%s%s;transport=%s;%s%s",
 														  uri_only ? "" : "<", stripped, sofia_glue_transport2str(transport), params, uri_only ? "" : ">");
 				} else {
-					new_uri = switch_core_session_sprintf(session, "%s%s&transport=%s%s",
+					new_uri = switch_core_session_sprintf(session, "%s%s;transport=%s%s",
 														  uri_only ? "" : "<", stripped, sofia_glue_transport2str(transport), uri_only ? "" : ">");
 				}
 			} else {