diff --git a/.zsh/misc.zsh b/.zsh/misc.zsh
new file mode 100644
index 0000000..7e7b8b6
--- /dev/null
+++ b/.zsh/misc.zsh
@@ -0,0 +1,14 @@
+# ls colors
+ autoload -U colors && colors
+
+# # Enable ls colors
+ export LSCOLORS="Gxfxcxdxbxegedabagacad"
+
+ # Take advantage of $LS_COLORS for completion as well.
+ zstyle ':completion:*' list-colors "${(s.:.)LS_COLORS}"
+
+ ### super user alias
+ alias _='sudo'
+
+# recognize comments
+ setopt interactivecomments
diff --git a/.zshrc b/.zshrc
index 89a2552..db6f23c 100644
--- a/.zshrc
+++ b/.zshrc
@@ -9,6 +9,7 @@ setopt  path_dirs
 setopt  prompt_subst
 setopt  nonomatch
 setopt  automenu
+setopt  prompt_subst
 
 #Load libraries
 for f in ~/.zsh/*.zsh; do