diff --git a/lib/Doctrine/ORM/Tools/EntityGenerator.php b/lib/Doctrine/ORM/Tools/EntityGenerator.php
index 22fa6d25f..62efbac85 100644
--- a/lib/Doctrine/ORM/Tools/EntityGenerator.php
+++ b/lib/Doctrine/ORM/Tools/EntityGenerator.php
@@ -304,9 +304,6 @@ public function <methodName>()
      */
     public function setAnnotationPrefix($prefix)
     {
-        if (version_compare(\Doctrine\Common\Version::VERSION, '2.2.0-DEV', '>=')) {
-            return;
-        }
         $this->_annotationsPrefix = $prefix;
     }
 
diff --git a/tests/Doctrine/Tests/ORM/Tools/Export/AbstractClassMetadataExporterTest.php b/tests/Doctrine/Tests/ORM/Tools/Export/AbstractClassMetadataExporterTest.php
index c9bfdccf0..2571a1b98 100644
--- a/tests/Doctrine/Tests/ORM/Tools/Export/AbstractClassMetadataExporterTest.php
+++ b/tests/Doctrine/Tests/ORM/Tools/Export/AbstractClassMetadataExporterTest.php
@@ -98,6 +98,8 @@ abstract class AbstractClassMetadataExporterTest extends \Doctrine\Tests\OrmTest
 
     public function testExportDirectoryAndFilesAreCreated()
     {
+        $this->_deleteDirectory(__DIR__ . '/export/'.$this->_getType());
+
         $type = $this->_getType();
         $metadataDriver = $this->_createMetadataDriver($type, __DIR__ . '/' . $type);
         $em = $this->_createEntityManager($metadataDriver);
@@ -113,6 +115,7 @@ abstract class AbstractClassMetadataExporterTest extends \Doctrine\Tests\OrmTest
         $exporter = $cme->getExporter($type, __DIR__ . '/export/' . $type);
         if ($type === 'annotation') {
             $entityGenerator = new EntityGenerator();
+            $entityGenerator->setAnnotationPrefix("");
             $exporter->setEntityGenerator($entityGenerator);
         }
         $this->_extension = $exporter->getExtension();
@@ -139,6 +142,8 @@ abstract class AbstractClassMetadataExporterTest extends \Doctrine\Tests\OrmTest
         $cmf = $this->_createClassMetadataFactory($em, $type);
         $metadata = $cmf->getAllMetadata();
 
+        $this->assertEquals(1, count($metadata));
+
         $class = current($metadata);
     
         $this->assertEquals('Doctrine\Tests\ORM\Tools\Export\ExportedUser', $class->name);
@@ -322,8 +327,7 @@ abstract class AbstractClassMetadataExporterTest extends \Doctrine\Tests\OrmTest
 
     public function __destruct()
     {
-        $type = $this->_getType();
-        $this->_deleteDirectory(__DIR__ . '/export/'.$this->_getType());
+#        $this->_deleteDirectory(__DIR__ . '/export/'.$this->_getType());
     }
 
     protected function _deleteDirectory($path)