diff --git a/README.md b/README.md
index a51e4e8..3252dea 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Query
 
-A query builder/abstraction layer.
+A query builder/abstraction layer, using prepared queries for security.
 
 ## Requirements
 * Pdo extensions for the databases you wish to use (unless it's Firebird, in which case, the interbase extension is required)
@@ -38,7 +38,7 @@ Create a connection array or object similar to this:
 The parameters required depend on the database. 
 
 ### Running Queries
-Query uses the same interface as CodeIgniter's [Active Record class](http://codeigniter.com/user_guide/database/active_record.html). However, it does not implement the `select_` methods, `count_all_results`, or `count_all`.
+Query uses the same interface as CodeIgniter's [Active Record class](http://codeigniter.com/user_guide/database/active_record.html). However, it does not implement the `select_` methods, `count_all_results`, `distinct`, `having`, `or_having` or `count_all`.
 
 To retreive the results of a query, use the PDO methods `fetch` and `fetchAll`.