diff --git a/tests/Doctrine/Tests/ORM/Mapping/AnnotationDriverTest.php b/tests/Doctrine/Tests/ORM/Mapping/AnnotationDriverTest.php
index 61a15056a..e7772f189 100644
--- a/tests/Doctrine/Tests/ORM/Mapping/AnnotationDriverTest.php
+++ b/tests/Doctrine/Tests/ORM/Mapping/AnnotationDriverTest.php
@@ -160,7 +160,7 @@ class AnnotationDriverTest extends AbstractMappingDriverTest
         $factory->setEntityManager($em);
 
         $this->setExpectedException('Doctrine\ORM\Mapping\MappingException',
-            "Its not supported to define inheritance information on a mapped ".
+            "It is not supported to define inheritance information on a mapped ".
             "superclass 'Doctrine\Tests\ORM\Mapping\MappedSuperClassInheritence'.");
         $usingInvalidMsc = $factory->getMetadataFor('Doctrine\Tests\ORM\Mapping\MappedSuperClassInheritence');
     }