diff --git a/lib/Doctrine/Common/Reflection/StaticReflectionClass.php b/lib/Doctrine/Common/Reflection/StaticReflectionClass.php
index 2d0f5b007..9d650ec75 100644
--- a/lib/Doctrine/Common/Reflection/StaticReflectionClass.php
+++ b/lib/Doctrine/Common/Reflection/StaticReflectionClass.php
@@ -394,7 +394,7 @@ public function isUserDefined()
     /**
      * {@inheritDoc}
      */
-    public function newInstance($args)
+    public function newInstance($arg = null, ...$args)
     {
         throw new ReflectionException('Method not implemented');
     }
diff --git a/tests/Doctrine/Tests/Common/Reflection/StaticReflectionParserTest.php b/tests/Doctrine/Tests/Common/Reflection/StaticReflectionParserTest.php
index 743971d36..223dccaa6 100644
--- a/tests/Doctrine/Tests/Common/Reflection/StaticReflectionParserTest.php
+++ b/tests/Doctrine/Tests/Common/Reflection/StaticReflectionParserTest.php
@@ -35,6 +35,7 @@ public function testParentClass($classAnnotationOptimize, $parsedClassName, $exp
         $staticReflectionParser = new StaticReflectionParser($parsedClassName, new Psr0FindFile($paths), $classAnnotationOptimize);
         $declaringClassName     = $staticReflectionParser->getStaticReflectionParserForDeclaringClass('property', 'test')->getClassName();
         self::assertEquals($expectedClassName, $declaringClassName);
+        self::assertEquals($parsedClassName, $staticReflectionParser->getReflectionClass()->getName());
     }
 
     /**