diff --git a/src/Symfony/Bundle/FrameworkBundle/Command/ConfigDebugCommand.php b/src/Symfony/Bundle/FrameworkBundle/Command/ConfigDebugCommand.php
index a60d4f237f..777628623f 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Command/ConfigDebugCommand.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Command/ConfigDebugCommand.php
@@ -75,11 +75,11 @@ EOF
 
         $this->validateConfiguration($extension, $configuration);
 
+        $configs = $container->getParameterBag()->resolveValue($configs);
+
         $processor = new Processor();
         $config = $processor->processConfiguration($configuration, $configs);
 
-        $config = $container->getParameterBag()->resolveValue($config);
-
         if ($name === $extension->getAlias()) {
             $output->writeln(sprintf('# Current configuration for extension with alias: "%s"', $name));
         } else {