diff --git a/epan/dissectors/packet-irc.c b/epan/dissectors/packet-irc.c
index 00883d449b..03f506f156 100644
--- a/epan/dissectors/packet-irc.c
+++ b/epan/dissectors/packet-irc.c
@@ -69,7 +69,7 @@ static gint ett_irc_request_command = -1;
 static gint ett_irc_response = -1;
 static gint ett_irc_response_command = -1;
 
-static const guint8 TAG_DELIMITER[] = {0x01};
+static const guint8 TAG_DELIMITER[] = {0x01, 0x00};
 
 
 #define TCP_PORT_IRC			6667