diff --git a/plugins/MessageParser/config.py b/plugins/MessageParser/config.py
index 456feb023..f70dbdb24 100644
--- a/plugins/MessageParser/config.py
+++ b/plugins/MessageParser/config.py
@@ -64,5 +64,8 @@ conf.registerChannelValue(MessageParser, 'requireManageCapability',
     channel-level capabilities.
     Note that absence of an explicit anticapability means user has 
     capability."""))
+conf.registerChannelValue(MessageParser, 'listSeparator',
+    registry.String(', ', """Determines the separator used between rexeps when
+    shown by the list command."""))
     
 # vim:set shiftwidth=4 tabstop=4 expandtab textwidth=79:
diff --git a/plugins/MessageParser/plugin.py b/plugins/MessageParser/plugin.py
index 7995e1677..62d8e9dad 100644
--- a/plugins/MessageParser/plugin.py
+++ b/plugins/MessageParser/plugin.py
@@ -368,7 +368,8 @@ class MessageParser(callbacks.Plugin, plugins.ChannelDBHandler):
             return
         
         s = [ "\"%s\" (%d)" % (regexp[0], regexp[1]) for regexp in regexps ]
-        irc.reply(', '.join(s))
+        separator = self.registryValue('listSeparator', channel)
+        irc.reply(separator.join(s))
     list = wrap(list, ['channel'])
 
     def rank(self, irc, msg, args, channel):