diff --git a/inc/theme-core.php b/inc/theme-core.php
index 472d9d4..6d3797d 100644
--- a/inc/theme-core.php
+++ b/inc/theme-core.php
@@ -4,7 +4,7 @@
  * 核心函数
  * @author Seaton Jiang <seatonjiang@vtrois.com>
  * @license MIT License
- * @version 2021.08.19
+ * @version 2021.08.20
  */
 
 // CDN 资源地址
@@ -234,7 +234,7 @@ function custom_upload_filter($file)
 
     $prdfix = kratos_option('g_renameother_prdfix', '') . '-';
 
-    $img_mimes = array('jpg', 'jpeg', 'jpe', 'gif', 'png', 'bmp', 'webp', 'svg');
+    $img_mimes = array('jpg', 'JPG', 'jpeg', 'JPEG', 'gif', 'GIF', 'png', 'PNG', 'bmp', 'BMP', 'webp', 'WEBP', 'svg', 'SVG');
 
     $str = kratos_option('g_renameother_mime', '');
     $arr = explode("|", $str);
diff --git a/inc/theme-options.php b/inc/theme-options.php
index 01f51a7..54f6f9e 100644
--- a/inc/theme-options.php
+++ b/inc/theme-options.php
@@ -4,7 +4,7 @@
  * 主题选项
  * @author Seaton Jiang <seatonjiang@vtrois.com>
  * @license MIT License
- * @version 2021.08.19
+ * @version 2021.08.20
  */
 
 defined('ABSPATH') || exit;
@@ -151,7 +151,7 @@ CSF::createSection($prefix, array(
         array(
             'id' => 'g_renameimg',
             'type' => 'switcher',
-            'title' => __('自定义媒体文件名', 'kratos'),
+            'title' => __('自定义图片类型的文件名', 'kratos'),
             'subtitle' => __('启用/禁用 图片类型的文件名改为 MD5 值', 'kratos'),
             'default' => false,
         ),