diff --git a/os-brainux/override/etc/sudoers b/os-brainux/override/etc/sudoers
index 3f5ae46..5bcc505 100644
--- a/os-brainux/override/etc/sudoers
+++ b/os-brainux/override/etc/sudoers
@@ -18,11 +18,10 @@ Defaults	secure_path="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/b
 
 # User privilege specification
 root	ALL=(ALL:ALL) ALL
-takumi	ALL=(ALL:ALL) ALL
 
 # Allow members of group sudo to execute any command
 %sudo	ALL=(ALL:ALL) ALL
 
-# See sudoers(5) for more information on "#include" directives:
+# See sudoers(5) for more information on "@include" directives:
 
-#includedir /etc/sudoers.d
+@includedir /etc/sudoers.d