diff --git a/wp-includes/taxonomy.php b/wp-includes/taxonomy.php
index 6c31a9a7bc..e298ca0523 100644
--- a/wp-includes/taxonomy.php
+++ b/wp-includes/taxonomy.php
@@ -17,9 +17,15 @@
  * @global array $wp_taxonomies
  */
 $wp_taxonomies = array();
-$wp_taxonomies['category'] = (object) array('name' => 'category', 'object_type' => 'post', 'hierarchical' => true, 'update_count_callback' => '_update_post_term_count', 'label' => __('Categories'));
-$wp_taxonomies['post_tag'] = (object) array('name' => 'post_tag', 'object_type' => 'post', 'hierarchical' => false, 'update_count_callback' => '_update_post_term_count', 'label' => __('Post Tags'));
-$wp_taxonomies['link_category'] = (object) array('name' => 'link_category', 'object_type' => 'link', 'hierarchical' => false);
+
+function create_initial_taxonomies() {
+	global $wp_taxonomies;
+	$wp_taxonomies['category'] = (object) array('name' => 'category', 'object_type' => 'post', 'hierarchical' => true, 'update_count_callback' => '_update_post_term_count', 'label' => __('Categories'));
+	$wp_taxonomies['post_tag'] = (object) array('name' => 'post_tag', 'object_type' => 'post', 'hierarchical' => false, 'update_count_callback' => '_update_post_term_count', 'label' => __('Post Tags'));
+	$wp_taxonomies['link_category'] = (object) array('name' => 'link_category', 'object_type' => 'link', 'hierarchical' => false);
+	
+}
+add_action( 'init', 'create_initial_taxonomies' );
 
 /**
  * Return all of the taxonomy names that are of $object_type.