diff --git a/AUTHORS b/AUTHORS
index 16f4c1c880..75b4aa4ea8 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -433,6 +433,7 @@ Michael Tuexen <Michael.Tuexen[AT]icn.siemens.de> {
 	SCCP-atop-M3UA support
 	M2UA support
 	ASAP support
+	Fix SCTP port number for M2PA
 }
 
 Bruce Korb <bkorb[AT]sco.com> {
diff --git a/packet-m2pa.c b/packet-m2pa.c
index aa78c1973a..ba1feddaec 100644
--- a/packet-m2pa.c
+++ b/packet-m2pa.c
@@ -6,7 +6,7 @@
  * Copyright 2001, 2002, Jeff Morriss <jeff.morriss[AT]ulticom.com>, 
  * updated by Michael Tuexen <michael.tuexen[AT]icn.siemens.de>
  *
- * $Id: packet-m2pa.c,v 1.9 2002/05/18 22:25:40 guy Exp $
+ * $Id: packet-m2pa.c,v 1.10 2002/06/20 20:58:07 guy Exp $
  *
  * Ethereal - Network traffic analyzer
  * By Gerald Combs <gerald@ethereal.com>
@@ -36,7 +36,7 @@
 
 #include <epan/packet.h>
 
-#define SCTP_PORT_M2PA             2904
+#define SCTP_PORT_M2PA             3565
 #define M2PA_PAYLOAD_PROTOCOL_ID   5
 
 #define VERSION_LENGTH         1