diff --git a/src/Symfony/Bundle/Resources/config/metadata/operation.xml b/src/Symfony/Bundle/Resources/config/metadata/operation.xml
index c3ab560e10f..bbfdf209878 100644
--- a/src/Symfony/Bundle/Resources/config/metadata/operation.xml
+++ b/src/Symfony/Bundle/Resources/config/metadata/operation.xml
@@ -9,5 +9,6 @@
             <argument type="service" id="api_platform.metadata.resource.name_collection_factory" />
             <argument type="service" id="api_platform.metadata.resource.metadata_collection_factory" />
         </service>
+        <service id="ApiPlatform\Metadata\Operation\Factory\OperationMetadataFactoryInterface" alias="api_platform.metadata.operation.metadata_factory" />
     </services>
 </container>