Index: apps/app_voicemail.c
===================================================================
--- apps/app_voicemail.c	(revision 5)
+++ apps/app_voicemail.c	(revision 6)
@@ -1780,6 +1780,7 @@
 		else
 			fprintf(p, "Subject: [PBX]: New message %d in mailbox %s\n", msgnum + 1, mailbox);
 		fprintf(p, "Message-ID: <Asterisk-%d-%d-%s-%d@%s>\n", msgnum, (unsigned int)rand(), mailbox, getpid(), host);
+		fprintf(p, "Precedence: bulk\n");
 		fprintf(p, "MIME-Version: 1.0\n");
 		if (attach_user_voicemail) {
 			/* Something unique. */