diff --git a/Resources/config/services.xml b/Resources/config/services.xml
index dee835c..5606cd4 100644
--- a/Resources/config/services.xml
+++ b/Resources/config/services.xml
@@ -5,17 +5,17 @@
 
     <services>
         <!-- Controllers -->
-        <service id="nelmio_api_doc.controller.swagger_ui" class="Nelmio\ApiDocBundle\Controller\SwaggerUiController">
+        <service id="nelmio_api_doc.controller.swagger_ui" class="Nelmio\ApiDocBundle\Controller\SwaggerUiController" public="true">
             <argument type="service" id="nelmio_api_doc.generator" />
             <argument type="service" id="twig" />
         </service>
 
-        <service id="nelmio_api_doc.controller.swagger" class="Nelmio\ApiDocBundle\Controller\DocumentationController">
+        <service id="nelmio_api_doc.controller.swagger" class="Nelmio\ApiDocBundle\Controller\DocumentationController" public="true">
             <argument type="service" id="nelmio_api_doc.generator" />
         </service>
 
         <!-- Swagger Spec Generator -->
-        <service id="nelmio_api_doc.generator" class="Nelmio\ApiDocBundle\ApiDocGenerator">
+        <service id="nelmio_api_doc.generator" class="Nelmio\ApiDocBundle\ApiDocGenerator" public="true">
             <argument type="collection" /> <!-- Describers -->
             <argument type="collection" /> <!-- Model Describers -->
         </service>
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 18979b1..fb133f5 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -9,6 +9,7 @@
 >
     <php>
         <ini name="error_reporting" value="-1" />
+        <env name="SYMFONY_DEPRECATIONS_HELPER" value="weak_vendors" />
     </php>
 
     <testsuites>