diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 21e463f9f6..f605403578 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -22062,6 +22062,7 @@ static void handle_response(struct sip_pvt *p, int resp, const char *rest, struc
 						struct ast_set_party_redirecting update_redirecting;
 
 						ast_party_redirecting_init(&redirecting);
+						memset(&update_redirecting, 0, sizeof(update_redirecting));
 						change_redirecting_information(p, req, &redirecting,
 							&update_redirecting, TRUE);
 						ast_channel_set_redirecting(p->owner, &redirecting,