diff --git a/Query/Driver/Driver_Interface.php b/Query/Driver/Driver_Interface.php
index 426fb94..fcfc920 100644
--- a/Query/Driver/Driver_Interface.php
+++ b/Query/Driver/Driver_Interface.php
@@ -30,6 +30,7 @@ interface Driver_Interface {
 	 * @param string $username
 	 * @param string $password
 	 * @param array $driver_options
+	 * @return void
 	 */
 	public function __construct($dsn, $username=NULL, $password=NULL, array $driver_options = array());
 
@@ -218,14 +219,14 @@ interface Driver_Interface {
 	/**
 	 * Get the SQL class for the current driver
 	 *
-	 * @return SQL_Interface
+	 * @return SQL\SQL_Interface
 	 */
 	public function get_sql();
 
 	/**
 	 * Get the Util class for the current driver
 	 *
-	 * @return Abstract_Util
+	 * @return Util\Abstract_Util
 	 */
 	public function get_util();
 
diff --git a/drivers/sqlite/sqlite_sql.php b/drivers/sqlite/sqlite_sql.php
index dfcaa91..1ace4a1 100644
--- a/drivers/sqlite/sqlite_sql.php
+++ b/drivers/sqlite/sqlite_sql.php
@@ -81,7 +81,7 @@ SQL;
 	/**
 	 * List the system tables
 	 *
-	 * @return array
+	 * @return string[]
 	 */
 	public function system_table_list()
 	{
@@ -107,7 +107,7 @@ SQL;
 	/**
 	 * Returns sql to list triggers
 	 *
-	 * @return NULL
+	 * @return string
 	 */
 	public function trigger_list()
 	{