diff --git a/src/ircdb.py b/src/ircdb.py
index 03711051d..8ac18e37b 100644
--- a/src/ircdb.py
+++ b/src/ircdb.py
@@ -45,7 +45,6 @@ import utils
 import world
 import ircutils
 import unpreserve
-from structures import PersistentDictionary
 
 def fromChannelCapability(capability):
     """Returns a (channel, capability) tuple from a channel capability."""
@@ -403,7 +402,7 @@ class IrcChannel(object):
         
 
 class Creator(object):
-    def command(self, command, rest, lineno):
+    def badCommand(self, command, rest, lineno):
         raise ValueError, 'Invalid command on line %s: %s' % (lineno, command)
     
 class IrcUserCreator(Creator):
diff --git a/src/unpreserve.py b/src/unpreserve.py
index fcf347ceb..6c0f53186 100644
--- a/src/unpreserve.py
+++ b/src/unpreserve.py
@@ -68,7 +68,7 @@ class Reader(object):
                 command = getattr(self.creator, command)
                 command(rest, lineno)
             else:
-                self.creator.command(command, rest, lineno)
+                self.creator.badCommand(command, rest, lineno)
         if self.modifiedCreator:
             self.creator.finish()