diff --git a/migrate/versioning/genmodel.py b/migrate/versioning/genmodel.py
index d929d92..a2170e2 100644
--- a/migrate/versioning/genmodel.py
+++ b/migrate/versioning/genmodel.py
@@ -125,11 +125,11 @@ class ModelGenerator(object):
 
     def toUpgradeDowngradePython(self, indent='    '):
         ''' Assume model is most current and database is out-of-date. '''
-
         decls = ['from migrate.changeset import schema',
                  'meta = MetaData(migrate_engine)']
         for table in self.diff.tablesMissingInModel + \
-                self.diff.tablesMissingInDatabase:
+                self.diff.tablesMissingInDatabase  + \
+                self.diff.tablesWithDiff:
             decls.extend(self.getTableDefn(table))
 
         upgradeCommands, downgradeCommands = [], []