diff --git a/cake/libs/model/datasources/dbo_source.php b/cake/libs/model/datasources/dbo_source.php
index 2dacdcf2d..358ed92be 100644
--- a/cake/libs/model/datasources/dbo_source.php
+++ b/cake/libs/model/datasources/dbo_source.php
@@ -360,6 +360,9 @@ class DboSource extends DataSource {
 			}
 			$data[$i] = $this->startQuote . str_replace('.', $this->endQuote . '.' . $this->startQuote, $data[$i]) . $this->endQuote;
 			$data[$i] = str_replace($this->startQuote . $this->startQuote, $this->startQuote, $data[$i]);
+			if (strpos($data[$i], ' AS ')) {
+				$data[$i] = str_replace(' AS ', $this->endQuote . ' AS ' . $this->startQuote, $data[$i]);
+			}
 
 			if (!empty($this->endQuote) && $this->endQuote == $this->startQuote) {
 				if (substr_count($data[$i], $this->endQuote) % 2 == 1) {
diff --git a/cake/tests/cases/libs/model/datasources/dbo_source.test.php b/cake/tests/cases/libs/model/datasources/dbo_source.test.php
index e1ecb5a82..dc23b6826 100644
--- a/cake/tests/cases/libs/model/datasources/dbo_source.test.php
+++ b/cake/tests/cases/libs/model/datasources/dbo_source.test.php
@@ -1821,6 +1821,14 @@ class DboSourceTest extends CakeTestCase {
 		$result = $this->db->fields($this->Model, null, array('MAX(Model.field) As Max'));
 		$expected = array('MAX(`Model`.`field`) As Max');
 		$this->assertEqual($result, $expected);
+
+		$result = $this->db->fields($this->Model, null, array('Model.field AS AnotherName'));
+		$expected = array('`Model`.`field` AS `AnotherName`');
+		$this->assertEqual($result, $expected);
+
+		$result = $this->db->fields($this->Model, null, array('field AS AnotherName'));
+		$expected = array('`TestModel`.`field` AS `AnotherName`');
+		$this->assertEqual($result, $expected);
 	}
 
  	function testMergeAssociations() {