diff --git a/src/Symfony/Bundle/FrameworkBundle/Command/CacheClearCommand.php b/src/Symfony/Bundle/FrameworkBundle/Command/CacheClearCommand.php
index df9c90fba0..0b0bbc5b14 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Command/CacheClearCommand.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Command/CacheClearCommand.php
@@ -138,6 +138,6 @@ EOF;
 
         $class = "$namespace\\$class";
 
-        return new $class($parent->getEnvironment(), $parent->getDebug());
+        return new $class($parent->getEnvironment(), $parent->isDebug());
     }
 }