diff --git a/app/test/test_bug551_XieShangHai.py b/app/test/test_bug551_XieShangHai.py
index 1d14554..3e0783b 100644
--- a/app/test/test_bug551_XieShangHai.py
+++ b/app/test/test_bug551_XieShangHai.py
@@ -17,11 +17,13 @@ def test_highlight(driver, URL):
         article = driver.find_element_by_id("article")
         actions = ActionChains(driver)
         actions.move_to_element(article).click_and_hold().move_by_offset(450,60).release().perform()
+        time.sleep(1)
 
         # 判断所有高亮单词是否有间隔
         marks = driver.find_elements_by_tag_name("mark")
         for mark in marks:
             assert mark.value_of_css_property("padding") == '0px'
+        time.sleep(5)
     finally:
         # 测试结束后关闭浏览器
         driver.quit()