diff --git a/home/code.nix b/home/code.nix
index b2cd7ca..d1ba341 100644
--- a/home/code.nix
+++ b/home/code.nix
@@ -11,26 +11,29 @@
   programs.neovim = {
     enable = true; 
     extraConfig = ''
-      # syntax
+      " syntax
       syntax enable
 
-      # color themes
+      " color themes
       set termguicolors
       colorscheme molokai
 
-      # wildcard mode
+      " wildcard mode
       set wildmode=longest:full,full
       
-      # remapping popup menu (command autocompletion)
-      set cnoremap <expr> <up> pumvisible() ? "<C-p>" : "<up>
-      set cnoremap <expr> <down> pumvisible() ? "<C-n>" : "<down>"
-      set cnoremap <expr> <CR> pumvisible()? "<C-e>":"<CR>"                                                                                                                                                                                                                                                                                            
-      # set line numbers
+      " remapping popup menu (command autocompletion)
+      cnoremap <expr> <up> pumvisible() ? "<C-p>" : "<up>
+      cnoremap <expr> <down> pumvisible() ? "<C-n>" : "<down>"
+      cnoremap <expr> <CR> pumvisible()? "<C-e>":"<CR>"                                                                                                                                                                                                                                                                                            
+      " set line numbers
       set number
 
-      # YouCompleteMe
+      " YouCompleteMe
       let g:ycm_key_list_stop_completion = ['<C-y>', '<CR>'] 
       let g:ycm_key_list_select_completion = ['<Up>', '<Down>', '<TAB>'] 
+
+      " enable indent guides
+      let g:indent_guides_enable_on_vim_startup = 1
     '';
 
     viAlias = true;