diff -urp type_local_nids-orig/type_local_nids.install type_local_nids/type_local_nids.install
--- type_local_nids-orig/type_local_nids.install	2010-01-08 09:10:26.921338900 +1100
+++ type_local_nids/type_local_nids.install	2010-01-08 09:13:30.344387800 +1100
@@ -55,6 +55,7 @@ function type_local_nids_schema() {
  */
 function type_local_nids_install() {
   drupal_install_schema('type_local_nids');
+  db_query("UPDATE {system} SET weight = -1 WHERE name = 'type_local_nids'");
 }
 
 /**
@@ -63,3 +64,14 @@ function type_local_nids_install() {
 function type_local_nids_uninstall() {
   drupal_uninstall_schema('type_local_nids');
 }
+
+/**
+ * Implements hook_update_N().
+ */
+function type_local_nids_update_6100() {
+  $ret = array();
+
+  $ret[] = update_sql("UPDATE {system} SET weight = -1 WHERE name = 'type_local_nids'");
+
+  return $ret;
+}