diff --git a/GiiBase.php b/GiiBase.php
index a4bdf70..d1110f8 100644
--- a/GiiBase.php
+++ b/GiiBase.php
@@ -38,6 +38,7 @@ abstract class GiiBase
 		'int'       => ['tinyint', 'smallint', 'mediumint', 'int', 'bigint'],
 		'string'    => ['char', 'varchar', 'tinytext', 'text', 'mediumtext', 'longtext', 'enum'],
 		'date'      => ['date'],
+		'json'      => ['json'],
 		'time'      => ['time'],
 		'year'      => ['year'],
 		'datetime'  => ['datetime'],
diff --git a/GiiController.php b/GiiController.php
index 5cbbbae..7dea55f 100644
--- a/GiiController.php
+++ b/GiiController.php
@@ -546,6 +546,14 @@ use Kiri\Router\Annotate\AutoController;
 
 ',
 					};
+				} else if ($_key == 'json') {
+					$class .= '
+	/**
+	 * ' . (empty($comment) ? '这批懒的很，没写注释' : $comment) . '
+	 */
+	public ?array $' . $val['Field'] . ' = null;
+
+';
 				} else {
 					if (isset($number[0])) {
 						if (strpos(',', $number[0])) {