diff --git a/lib/Doctrine/Table.php b/lib/Doctrine/Table.php
index 3889018b9..63fd7cf27 100644
--- a/lib/Doctrine/Table.php
+++ b/lib/Doctrine/Table.php
@@ -705,6 +705,7 @@ class Doctrine_Table extends Doctrine_Configurable implements Countable
             switch ($type) {
                 case 'string':
                 case 'clob':
+                case 'float':
                 case 'integer':
                 case 'array':
                 case 'object':