diff --git a/application/admin/command/Install/fastadmin.sql b/application/admin/command/Install/fastadmin.sql
index 8d16902..acab234 100755
--- a/application/admin/command/Install/fastadmin.sql
+++ b/application/admin/command/Install/fastadmin.sql
@@ -72,7 +72,7 @@ CREATE TABLE `fa_attachment` (
   `imagetype` varchar(30) NOT NULL DEFAULT '' COMMENT '图片类型',
   `imageframes` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '图片帧数',
   `filesize` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '文件大小',
-  `mimetype` varchar(50) NOT NULL DEFAULT '' COMMENT 'mime类型',
+  `mimetype` varchar(100) NOT NULL DEFAULT '' COMMENT 'mime类型',
   `extparam` varchar(255) NOT NULL DEFAULT '' COMMENT '透传数据',
   `createtime` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '创建日期',
   `updatetime` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '更新时间',
@@ -362,4 +362,4 @@ BEGIN;
 INSERT INTO `fa_test` VALUES (1, 0, 12, '12,13', 'monday', 'hot,index', 'male', 'music,reading', '我是一篇测试文章', '<p>我是测试内容</p>', '/assets/img/avatar.png', '/assets/img/avatar.png,/assets/img/qrcode.png', '/assets/img/avatar.png', '关键字', '描述', '广西壮族自治区/百色市/平果县', 0.00, 0, '2017-07-10', '2017-07-10 18:24:45', 2017, '18:24:45', 1499682285, 1499682526, 1499682526, 0, 1, 'normal', '1');
 COMMIT;
 
-SET FOREIGN_KEY_CHECKS = 1;
\ No newline at end of file
+SET FOREIGN_KEY_CHECKS = 1;