diff --git a/core/lib/Thelia/Config/DatabaseConfiguration.php b/core/lib/Thelia/Config/DatabaseConfiguration.php
index fcbe7e9e0..376c16609 100755
--- a/core/lib/Thelia/Config/DatabaseConfiguration.php
+++ b/core/lib/Thelia/Config/DatabaseConfiguration.php
@@ -60,7 +60,7 @@ class DatabaseConfiguration implements ConfigurationInterface
                             ->cannotBeEmpty()
                         ->end()
                         ->scalarNode("classname")
-                            ->defaultValue("Propel\Runtime\Connection\PropelPDO")
+                            ->defaultValue("\Propel\Runtime\Connection\PropelPDO")
                         ->end()
                     ->end()
                 ->end()