diff --git a/examples/upload_video_to_douyin.py b/examples/upload_video_to_douyin.py
index 08023a5..142f012 100644
--- a/examples/upload_video_to_douyin.py
+++ b/examples/upload_video_to_douyin.py
@@ -18,9 +18,13 @@ if __name__ == '__main__':
     cookie_setup = asyncio.run(douyin_setup(account_file, handle=False))
     for index, file in enumerate(files):
         title, tags = get_title_and_hashtags(str(file))
+        thumbnail_path = file.with_suffix('.png')
         # 打印视频文件名、标题和 hashtag
         print(f"视频文件名：{file}")
         print(f"标题：{title}")
         print(f"Hashtag：{tags}")
-        app = DouYinVideo(title, file, tags, publish_datetimes[index], account_file)
+        if thumbnail_path.exists():
+            app = DouYinVideo(title, file, tags, publish_datetimes[index], account_file, thumbnail_path=thumbnail_path)
+        else:
+            app = DouYinVideo(title, file, tags, publish_datetimes[index], account_file)
         asyncio.run(app.main(), debug=False)
\ No newline at end of file
diff --git a/uploader/douyin_uploader/main.py b/uploader/douyin_uploader/main.py
index 86fab10..28e9134 100644
--- a/uploader/douyin_uploader/main.py
+++ b/uploader/douyin_uploader/main.py
@@ -57,7 +57,7 @@ async def douyin_cookie_gen(account_file):
 
 
 class DouYinVideo(object):
-    def __init__(self, title, file_path, tags, publish_date: datetime, account_file, cover_path=None):
+    def __init__(self, title, file_path, tags, publish_date: datetime, account_file, thumbnail_path=None):
         self.title = title  # 视频标题
         self.file_path = file_path
         self.tags = tags
@@ -65,7 +65,7 @@ class DouYinVideo(object):
         self.account_file = account_file
         self.date_format = '%Y年%m月%d日 %H:%M'
         self.local_executable_path = LOCAL_CHROME_PATH
-        self.cover_path = cover_path
+        self.thumbnail_path = thumbnail_path
 
     async def set_schedule_time_douyin(self, page, publish_date):
         # 选择包含特定文本内容的 label 元素
@@ -161,7 +161,7 @@ class DouYinVideo(object):
                 await asyncio.sleep(2)
         
         #上传视频封面
-        await self.set_cover(page, self.cover_path)
+        await self.set_thumbnail(page, self.thumbnail_path)
 
         # 更换可见元素
         await self.set_location(page, "杭州市")
@@ -200,14 +200,14 @@ class DouYinVideo(object):
         await context.close()
         await browser.close()
     
-    async def set_cover(self, page: Page, cover_path: str):
-        if cover_path:
+    async def set_thumbnail(self, page: Page, thumbnail_path: str):
+        if thumbnail_path:
             await page.click('text="选择封面"')
             await page.click('text="上传封面"')
             # 定位到上传区域并点击
-            await page.locator("div[class^='semi-upload upload'] >> input.semi-upload-hidden-input").set_input_files('/mnt/NAS/MassStorage/NewsVideo/231/img_cover_v.jpg')
+            await page.locator("div[class^='semi-upload upload'] >> input.semi-upload-hidden-input").set_input_files(thumbnail_path)
             await page.wait_for_timeout(2000)  # 等待2秒
-            await page.locator('button:has-text("完成")').nth(1).click()
+            await page.locator("div[class^='uploadCrop'] button:has-text('完成')").click()
 
     async def set_location(self, page: Page, location: str = "杭州市"):
         await page.locator('div.semi-select span:has-text("输入地理位置")').click()