diff --git a/src/Illuminate/Database/DatabaseManager.php b/src/Illuminate/Database/DatabaseManager.php
index afe852797641..cc9c8dbe6ea9 100755
--- a/src/Illuminate/Database/DatabaseManager.php
+++ b/src/Illuminate/Database/DatabaseManager.php
@@ -194,6 +194,8 @@ protected function setPdoForType(Connection $connection, $type = null)
      */
     public function purge($name = null)
     {
+        $name = $name ?: $this->getDefaultConnection();
+
         $this->disconnect($name);
 
         unset($this->connections[$name]);