diff --git a/.gitea/checker/notifier.py b/.gitea/checker/notifier.py
index a3a14a9..75986db 100644
--- a/.gitea/checker/notifier.py
+++ b/.gitea/checker/notifier.py
@@ -41,7 +41,7 @@ def _format_endpoint_block(report: EndpointChangeReport) -> str:
     if report.is_removed_endpoint:
         return "\n".join(header + ["", f"<font color=\"warning\">**该接口已被移除**</font>"])
 
-    detail_lines = ["", "---", "", "## 接口参数变动详情", "", "---", ""]
+    detail_lines = ["", "---------------------------------------", "", "## 【接口参数变动详情】", ""]
 
     if report.is_new_endpoint:
         detail_lines.append("### <font color=\"info\">**新增接口参数**</font>")