diff --git a/config/database.php b/config/database.php
index 66e88a90..edd64256 100644
--- a/config/database.php
+++ b/config/database.php
@@ -62,6 +62,7 @@
             'collation' => 'utf8_unicode_ci',
             'prefix'    => '',
             'strict'    => false,
+            'engine'    => null,
         ],
 
         'pgsql' => [