diff --git a/app/admin/controller/v1/Upload.php b/app/admin/controller/v1/Upload.php
index 8a8eeddb..5d944a09 100644
--- a/app/admin/controller/v1/Upload.php
+++ b/app/admin/controller/v1/Upload.php
@@ -42,7 +42,7 @@ class Upload
             $filemd5  = $file->md5();
             $filesha1 = $file->sha1();
 
-            $image_model = SysImageUploadRecordModel::md5($filemd5)->find();
+            $image_model = null; // SysImageUploadRecordModel::md5($filemd5)->find();
             if (is_null($image_model)) {
                 $filename = Filesystem::disk('image')->putFile($param['module'], $file);
                 // 处理图片
@@ -62,7 +62,7 @@ class Upload
                         // 读取水印图片
                         $watermark_image = $image_manager->read(public_path() . $image_options['image']);
                         // 缩放水印图片
-                        $watermark_image->scale((int)$image_options['width'], (int)$image_options['height']);
+                        $watermark_image->scale($image_options['width'], $image_options['height']);
                         // 绘制水印图片
                         $image->place(
                             $watermark_image, 
@@ -170,8 +170,8 @@ class Upload
             ],
             'image_options' => [
                 'image'    => data_get($watermark_config, 'watermark_image_value.value', ''),
-                'width'    => data_get($watermark_config, 'watermark_image_width.value', null),
-                'height'   => data_get($watermark_config, 'watermark_image_height.value', null),
+                'width'    => (int)data_get($watermark_config, 'watermark_image_width.value')?:null,
+                'height'   => (int)data_get($watermark_config, 'watermark_image_height.value')?:null,
                 'position' => data_get($watermark_config, 'watermark_position.value', 'top-left'),
                 'offset_x' => (int)data_get($watermark_config, 'watermark_offset_x.value', 0),
                 'offset_y' => (int)data_get($watermark_config, 'watermark_offset_y.value', 0),