Index: patched/primary_term/primary_term.install
===================================================================
--- patched/primary_term/primary_term.install	(revision 2291)
+++ patched/primary_term/primary_term.install	(working copy)
@@ -2,8 +2,8 @@
 
 function primary_term_install() {
   drupal_install_schema('primary_term');
-  // weight module to run after taxonomy
-  db_query("UPDATE {system} SET weight = 9 WHERE name = 'primary_term'");
+  // weight module to run after taxonomy (default weight 0) and i18ntaxonomy (default weight 10)
+  db_query("UPDATE {system} SET weight = 11 WHERE name = 'primary_term'");
 }
 
 function primary_term_uninstall() {