From 307db74e93d7e9cae8b7a6e243f6be88d7a54e48 Mon Sep 17 00:00:00 2001
From: k-ta-yamada <key.luvless@gmail.com>
Date: Fri, 24 Jul 2020 23:15:19 +0900
Subject: [PATCH] docs: fixed that class attribute is not closed (#38219)

PR Close #38219
---
 aio/content/guide/lifecycle-hooks.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/aio/content/guide/lifecycle-hooks.md b/aio/content/guide/lifecycle-hooks.md
index 46d06fbb98..27396d9e16 100644
--- a/aio/content/guide/lifecycle-hooks.md
+++ b/aio/content/guide/lifecycle-hooks.md
@@ -569,7 +569,7 @@ which can only be reached by querying for them via the property decorated with
 
 {@a no-unidirectional-flow-worries}
 
-<div class="alert is-helpful>
+<div class="alert is-helpful">
 
 <header>No need to wait for content updates</header>