--- a/server/migractions.py	Thu Jul 30 12:01:17 2009 +0200
+++ b/server/migractions.py	Thu Jul 30 12:30:12 2009 +0200
@@ -194,7 +194,7 @@
                 except (KeyboardInterrupt, EOFError):
                     print 'aborting...'
                     sys.exit(0)
-            self.session.keep_pool_mode = 'transaction'
+            self.session.keep_pool_mode('transaction')
             return self._cnx
 
     @property