diff --git a/lib/Cake/Model/Model.php b/lib/Cake/Model/Model.php
index 1f2b1effb..e41eefbb1 100644
--- a/lib/Cake/Model/Model.php
+++ b/lib/Cake/Model/Model.php
@@ -1653,7 +1653,7 @@ class Model extends CakeObject implements CakeEventListener {
  * @link http://book.cakephp.org/2.0/en/models/retrieving-your-data.html#model-field
  */
 	public function field($name, $conditions = null, $order = null) {
-		if ($conditions === null && $this->id !== false) {
+		if ($conditions === null && !in_array($this->id, [false, null], true)) {
 			$conditions = array($this->alias . '.' . $this->primaryKey => $this->id);
 		}
 
diff --git a/lib/Cake/Test/Case/Model/ModelReadTest.php b/lib/Cake/Test/Case/Model/ModelReadTest.php
index 48ca338a5..876ac57f2 100644
--- a/lib/Cake/Test/Case/Model/ModelReadTest.php
+++ b/lib/Cake/Test/Case/Model/ModelReadTest.php
@@ -7041,6 +7041,12 @@ class ModelReadTest extends BaseModelTest {
 
 		$result = $TestModel->field('COUNT(*)', true);
 		$this->assertEquals(4, $result);
+
+		$TestModel->id = null;
+		$result = $TestModel->field('user', array(
+			'user' => 'mariano'
+		));
+		$this->assertEquals('mariano', $result);
 	}
 
 /**