From 2971f432b0da0d787507ed098d5bbfd417d6f949 Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Sun, 23 Jun 2019 10:21:53 +0800
Subject: fix tip and warn

---
 manual/extension_modules.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'manual/extension_modules.md')

diff --git a/manual/extension_modules.md b/manual/extension_modules.md
index 0fbac8c6..eb4c1829 100644
--- a/manual/extension_modules.md
+++ b/manual/extension_modules.md
@@ -1746,7 +1746,7 @@ http.download("https://xmake.io", "/tmp/index.html")
 
 This interface is used to run commands via `sudo` and provides platform consistency handling, which can be used for scripts that require root privileges to run.
 
-<p class="warning">
+<p class="warn">
 In order to ensure security, unless you must use it, try not to use this interface in other cases.
 </p>
 
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