diff --git a/cake/libs/model/datasources/dbo_source.php b/cake/libs/model/datasources/dbo_source.php
index b610ee121..abc75372d 100755
--- a/cake/libs/model/datasources/dbo_source.php
+++ b/cake/libs/model/datasources/dbo_source.php
@@ -2439,7 +2439,7 @@ class DboSource extends DataSource {
 			}
 
 			if (strpos($key, '.')) {
-				$key = preg_replace_callback('/([a-zA-Z0-9_]{1,})\\.([a-zA-Z0-9_]{1,})/', array(&$this, '__quoteMatchedField'), $key);
+				$key = preg_replace_callback('/([a-zA-Z0-9_-]{1,})\\.([a-zA-Z0-9_-]{1,})/', array(&$this, '__quoteMatchedField'), $key);
 			}
 			if (!preg_match('/\s/', $key) && !strpos($key, '.')) {
 				$key = $this->name($key);
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 924e7256d..dfc432c91 100644
--- a/cake/tests/cases/libs/model/datasources/dbo_source.test.php
+++ b/cake/tests/cases/libs/model/datasources/dbo_source.test.php
@@ -3512,6 +3512,10 @@ class DboSourceTest extends CakeTestCase {
 		$result = $this->testDb->order(array('Property.sale_price IS NULL'));
 		$expected = ' ORDER BY `Property`.`sale_price` IS NULL ASC';
 		$this->assertEqual($result, $expected);
+		
+		$result = $this->testDb->order(array('Export.column-name' => 'ASC'));
+		$expected = ' ORDER BY `Export`.`column-name` ASC';
+		$this->assertEqual($result, $expected, 'Columns with -s are not working with order()');
 	}
 
 /**