diff --git a/content/posts/yunohost/20200625T000449+0900_system_upgrade/index.rst b/content/posts/yunohost/20200625T000449+0900_system_upgrade/index.rst
index 06d8cdb..b3a7944 100644
--- a/content/posts/yunohost/20200625T000449+0900_system_upgrade/index.rst
+++ b/content/posts/yunohost/20200625T000449+0900_system_upgrade/index.rst
@@ -1,4 +1,4 @@
-.. code-blocks:: shell
+.. code-block:: shell
 
    root@nosignal:/home/admin# yunohost diagnosis show --issues
    reports: