diff --git a/channels/chan_vpb.cc b/channels/chan_vpb.cc
index 181e50aeea..6a9e9a667a 100644
--- a/channels/chan_vpb.cc
+++ b/channels/chan_vpb.cc
@@ -368,6 +368,7 @@ static struct ast_channel_tech vpb_tech = {
 	properties: 0,
 	requester: vpb_request,
 	devicestate: NULL,
+	presencestate: NULL,
 	send_digit_begin: vpb_digit_begin,
 	send_digit_end: vpb_digit_end,
 	call: vpb_call,
@@ -398,6 +399,7 @@ static struct ast_channel_tech vpb_tech_indicate = {
 	properties: 0,
 	requester: vpb_request,
 	devicestate: NULL,
+	presencestate: NULL,
 	send_digit_begin: vpb_digit_begin,
 	send_digit_end: vpb_digit_end,
 	call: vpb_call,