diff --git a/cookbook/testing/doctrine.rst b/cookbook/testing/doctrine.rst
index b240a3fe652..1bb244eef00 100644
--- a/cookbook/testing/doctrine.rst
+++ b/cookbook/testing/doctrine.rst
@@ -35,7 +35,7 @@ which makes all of this quite easy::
         /**
          * {@inheritDoc}
          */
-        public function setUp()
+        protected function setUp()
         {
             static::$kernel = static::createKernel();
             static::$kernel->boot();