Index: wp-includes/taxonomy.php
===================================================================
--- wp-includes/taxonomy.php	(revision 26976)
+++ wp-includes/taxonomy.php	(working copy)
@@ -68,6 +68,9 @@
 			'name' => __( 'Navigation Menus' ),
 			'singular_name' => __( 'Navigation Menu' ),
 		),
+		'capabilities' => array(
+			'assign_terms' => 'edit_theme_options',
+		),
 		'query_var' => false,
 		'rewrite' => false,
 		'show_ui' => false,
@@ -3569,4 +3572,4 @@
 		return false;
 	}
 	return true;
-}
\ No newline at end of file
+}