diff --git a/lib/Cake/Test/Case/Model/Datasource/Session/DatabaseSessionTest.php b/lib/Cake/Test/Case/Model/Datasource/Session/DatabaseSessionTest.php
index 7d29a397c..50c9ea4fb 100644
--- a/lib/Cake/Test/Case/Model/Datasource/Session/DatabaseSessionTest.php
+++ b/lib/Cake/Test/Case/Model/Datasource/Session/DatabaseSessionTest.php
@@ -169,11 +169,14 @@ class DatabaseSessionTest extends CakeTestCase {
  * @return void
  */
 	public function testGc() {
+		ClassRegistry::flush();
 		Configure::write('Session.timeout', 0);
-		$this->storage->write('foo', 'Some value');
+
+		$storage = new DatabaseSession();
+		$storage->write('foo', 'Some value');
 
 		sleep(1);
-		$this->storage->gc();
-		$this->assertFalse($this->storage->read('foo'));
+		$storage->gc();
+		$this->assertFalse($storage->read('foo'));
 	}
 }
\ No newline at end of file