diff --git a/my_home/.kshrc b/my_home/.kshrc
index ee796fa..e8312f2 100644
--- a/my_home/.kshrc
+++ b/my_home/.kshrc
@@ -20,10 +20,15 @@ alias p='cat'
 alias n='cat -n'
 
 # exports
-export PS1='$USER:/${PWD#/}:!$ '
 export HISTFILE="$HOME/.sh_history"
 export PKG_PATH="http://cdn.netbsd.org/pub/pkgsrc/packages/NetBSD/amd64/10.1/All/"
 
+if [ $USER = 'root' ]; then
+    export PS1='$USER:/${PWD#/}:!# '
+else
+    export PS1='$USER:/${PWD#/}:!$ '
+fi
+
 if command -v emacs > /dev/null 2>&1; then
 	export EDITOR='emacs -nw'
 elif command -v mg > /dev/null 2>&1; then