diff --git a/src/Phinx/Db/Adapter/MysqlAdapter.php b/src/Phinx/Db/Adapter/MysqlAdapter.php
index a180c7c68..fa89cd6a6 100644
--- a/src/Phinx/Db/Adapter/MysqlAdapter.php
+++ b/src/Phinx/Db/Adapter/MysqlAdapter.php
@@ -213,6 +213,7 @@ public function createTable(Table $table)
             $column = new Column();
             $column->setName('id')
                    ->setType('integer')
+                   ->setSigned(isset($options['signed']) ? $options['signed'] : false)
                    ->setIdentity(true);
 
             array_unshift($columns, $column);