diff --git a/channels/chan_iax2.c b/channels/chan_iax2.c
index a5c6b41a8bc74605a173dbd21099f0231b86a57f..89ec84335a8d4ba7487883925053bc78fc18d6ef 100644
--- a/channels/chan_iax2.c
+++ b/channels/chan_iax2.c
@@ -8591,7 +8591,7 @@ static int socket_process(struct iax2_thread *thread)
 		/* Deal with POKE/PONG without allocating a callno */
 		if (f.frametype == AST_FRAME_IAX && f.subclass == IAX_COMMAND_POKE) {
 			/* Reply back with a PONG, but don't care about the result. */
-			send_apathetic_reply(1, ntohs(fh->scallno), &sin, IAX_COMMAND_PONG, ntohs(fh->ts), fh->iseqno + 1);
+			send_apathetic_reply(1, ntohs(fh->scallno), &sin, IAX_COMMAND_PONG, ntohl(fh->ts), fh->iseqno + 1);
 			return 1;
 		} else if (f.frametype == AST_FRAME_IAX && f.subclass == IAX_COMMAND_ACK && dcallno == 1) {
 			/* Ignore */