diff --git a/dicompyler/preferences.py b/dicompyler/preferences.py
index c0b47a7..7842dba 100755
--- a/dicompyler/preferences.py
+++ b/dicompyler/preferences.py
@@ -377,7 +377,7 @@ def main():
 
     import tempfile, os
     import wx
-    from pubsub import Publisher as pub
+    from pubsub import pub
 
     app = wx.App(False)