diff --git a/SysadminTips.page b/SysadminTips.page
index 6c7d066..59e58dc 100644
--- a/SysadminTips.page
+++ b/SysadminTips.page
@@ -35,7 +35,7 @@ MySQL "fast" shutdown.
 $ mysqladmin ext -i10 | grep dirty
 ~~~
 
-mkfs.ext4 for old systems in rescue mode (Debien Wheezy, …).
+mkfs.ext4 for old systems in rescue mode (Debian Wheezy, …).
 
 ~~~
 mkfs.ext4 -O ^64bit,^metadata_csum