diff --git a/UPGRADE.txt b/UPGRADE.txt
index 3f6e0aa1e5..a6ec2838bc 100644
--- a/UPGRADE.txt
+++ b/UPGRADE.txt
@@ -384,6 +384,11 @@ The Agent channel:
   channel and module locks (which frequently caused deadlocks). An example of
   how to do this using AEL dialplan is in doc/queues-with-callback-members.txt.
 
+The VPB channel:
+
+* chan_vpb has been deprecated in favor of using chan_zap in combination with
+  the Zaptel drivers provided by Voicetronix
+
 The G726-32 codec:
 
 * It has been determined that previous versions of Asterisk used the wrong codeword
diff --git a/channels/chan_vpb.cc b/channels/chan_vpb.cc
index c12af7ccf0..223eae02f6 100644
--- a/channels/chan_vpb.cc
+++ b/channels/chan_vpb.cc
@@ -2863,6 +2863,12 @@ int load_module()
 	int bal2 = -1; 
 	int bal3 = -1;
 	char * callerid = NULL;
+	static int deprecation_warning = 1;
+
+	if (deprecation_warning) {
+		ast_log(LOG_NOTICE, "chan_vpb has been deprecated in favor of chan_zap in combination with Voicetronix's Zaptel drivers\n");
+		deprecation_warning = 0;
+	}
 
 	cfg = ast_config_load(config);