diff --git a/classes/OpenXdmod/Migration/ConfigFilesMigration.php b/classes/OpenXdmod/Migration/ConfigFilesMigration.php
index a7241ca451..46d6b3f4c8 100644
--- a/classes/OpenXdmod/Migration/ConfigFilesMigration.php
+++ b/classes/OpenXdmod/Migration/ConfigFilesMigration.php
@@ -187,7 +187,7 @@ protected function writeJsonConfigFile($name, array $data)
         $file = implode(
             DIRECTORY_SEPARATOR,
             array(
-                $this->config->getBaseDir(),
+                CONFIG_DIR,
                 "$name.json"
             )
         );
@@ -249,7 +249,7 @@ protected function assertJsonConfigIsWritable($name)
         $file = implode(
             DIRECTORY_SEPARATOR,
             array(
-                $this->config->getBaseDir(),
+                CONFIG_DIR,
                 "$name.json"
             )
         );
diff --git a/classes/OpenXdmod/Migration/Migration.php b/classes/OpenXdmod/Migration/Migration.php
index e0a97e7e35..464e16e574 100644
--- a/classes/OpenXdmod/Migration/Migration.php
+++ b/classes/OpenXdmod/Migration/Migration.php
@@ -28,13 +28,6 @@ abstract class Migration
      */
     protected $newVersion;
 
-    /**
-     * An empty default Configuration object.
-     *
-     * @var Configuration
-     */
-    protected $config;
-
     /**
      * Logger object.
      *
@@ -53,15 +46,7 @@ public function __construct($currentVersion, $newVersion)
         $this->currentVersion = $currentVersion;
         $this->newVersion     = $newVersion;
 
-
         $this->logger = Log::singleton('null');
-
-        $this->config = Configuration::factory(
-            ".",
-            CONFIG_DIR,
-            $this->logger
-        );
-
     }
 
     /**