diff --git a/RouteDescriber/RouteMetadataDescriber.php b/RouteDescriber/RouteMetadataDescriber.php
index 68fe1e6..ed67dd2 100644
--- a/RouteDescriber/RouteMetadataDescriber.php
+++ b/RouteDescriber/RouteMetadataDescriber.php
@@ -40,7 +40,7 @@ final class RouteMetadataDescriber implements RouteDescriberInterface
                 }
 
                 if (isset($requirements[$pathVariable])) {
-                    $parameter->setFormat($requirements[$pathVariable]);
+                    $parameter->setPattern($requirements[$pathVariable]);
                 }
             }
         }
diff --git a/Tests/Functional/FunctionalTest.php b/Tests/Functional/FunctionalTest.php
index 5d0380e..f72b5fe 100644
--- a/Tests/Functional/FunctionalTest.php
+++ b/Tests/Functional/FunctionalTest.php
@@ -113,7 +113,8 @@ class FunctionalTest extends WebTestCase
         $parameter = $parameters->get('user', 'path');
         $this->assertTrue($parameter->getRequired());
         $this->assertEquals('string', $parameter->getType());
-        $this->assertEquals('/foo/', $parameter->getFormat());
+        $this->assertEquals('/foo/', $parameter->getPattern());
+        $this->assertEmpty($parameter->getFormat());
     }
 
     public function testFOSRestAction()