diff -u -p -r1.37 filter.install
--- modules/filter/filter.install   1 May 2010 08:12:23 -0000   1.37
+++ modules/filter/filter.install   30 May 2010 02:30:09 -0000
@@ -249,6 +249,7 @@ function filter_update_7003() {
       $query->fields('d6_upgrade_filter', array('format', 'weight'));
       $query->condition('module', $module);
       $query->condition('delta', $old_delta);
+      $query->distinct();
       $result = $query->execute();
       foreach ($result as $record) {
         db_insert('filter')
@@ -258,7 +259,7 @@ function filter_update_7003() {
             'name' => $new_name,
             'weight' => $record->weight,
           ))
-          ->execute();
+        ->execute();
       }
       db_delete('d6_upgrade_filter')
         ->condition('module', $module)