diff --git a/src/mod/endpoints/mod_sofia/mod_sofia.c b/src/mod/endpoints/mod_sofia/mod_sofia.c
index 63155d2030..47ee7140b6 100644
--- a/src/mod/endpoints/mod_sofia/mod_sofia.c
+++ b/src/mod/endpoints/mod_sofia/mod_sofia.c
@@ -1465,7 +1465,7 @@ SWITCH_STANDARD_API(sofia_contact_function)
 
 	if (session) {
 		switch_channel_t *channel = switch_core_session_get_channel(session);
-		exclude_contact = switch_channel_get_variable(channel, "exclude_contact");
+		exclude_contact = switch_channel_get_variable(channel, "sip_exclude_contact");
 	}