diff --git a/core/modules/taxonomy/taxonomy.install b/core/modules/taxonomy/taxonomy.install
index 7b861ff..b45bbb9 100644
--- a/core/modules/taxonomy/taxonomy.install
+++ b/core/modules/taxonomy/taxonomy.install
@@ -340,7 +340,8 @@ function taxonomy_update_8006() {
  * Update taxonomy_term_reference field tables to use target_id instead of tid.
  */
 function taxonomy_update_8007() {
-  if (!$fields = _update_7000_field_read_fields(array('type' => 'taxonomy_term_reference'))) {
+  // @todo Switch to the update-safe version of this function when we have one.
+  if (!$fields = field_read_fields(array('type' => 'taxonomy_term_reference'), array('include_inactive' => 1))) {
     return;
   }