diff --git a/UEditorController.php b/UEditorController.php
index 56c29a2..b2a76b7 100644
--- a/UEditorController.php
+++ b/UEditorController.php
@@ -258,6 +258,8 @@ public function actionCatchImage()
         }
         foreach ($source as $imgUrl) {
             $item = new Uploader($imgUrl, $config, 'remote');
+            if ($this->allowIntranet)
+                $item->setAllowIntranet(true);
             $info = $item->getFileInfo();
             $info['thumbnail'] = $this->imageHandle($info['url']);
             $list[] = [
diff --git a/Uploader.php b/Uploader.php
index 9ddc1cf..9a0f865 100644
--- a/Uploader.php
+++ b/Uploader.php
@@ -20,6 +20,11 @@
  */
 class Uploader
 {
+    /**
+     * 是否允许采集内网 IP 图片
+     * 默认不允许
+     * @var bool
+     */
     private $allowIntranet = false;
     private $fileField; //文件域名
     private $file; //文件上传对象