--- a/custom_breadcrumbs_taxonomy/custom_breadcrumbs_taxonomy.inc
+++ b/custom_breadcrumbs_taxonomy/custom_breadcrumbs_taxonomy.inc
@@ -18,6 +18,11 @@ function custom_breadcrumbs_taxonomy_node_get_terms($node, $key = 'tid') {
       $v_alias = $query->join('taxonomy_vocabulary', 'v', 't.vid = v.vid');
       $query->fields( $t_alias );
       $query->condition("r.nid", $node->nid);
+      if (count(variable_get('custom_breadcrumbs_taxonomy_excluded_vocabs', array()))) {
+        foreach (variable_get('custom_breadcrumbs_taxonomy_excluded_vocabs', array()) as $excluded_vocab) {
+          $query->condition("t.vid", $excluded_vocab, '<>');
+        }
+      }
       $query->orderBy('v.weight');
       $query->orderBy('t.weight');
       $query->orderBy('t.name');