diff --git a/MysqliDb.php b/MysqliDb.php
index 738d9230..e264f7a9 100644
--- a/MysqliDb.php
+++ b/MysqliDb.php
@@ -428,11 +428,7 @@ public function mysqli()
      */
     public static function getInstance()
     {
-        if(isset(self::$_instance)) {
-            return self::$_instance;
-        } else {
-            return new MysqliDb();
-        }
+        return self::$_instance;
     }
 
     /**