diff --git a/lua/core.lua b/lua/core.lua
index b30abe8..7ddf184 100644
--- a/lua/core.lua
+++ b/lua/core.lua
@@ -5,13 +5,13 @@ local global = vim.g
 
 -- look and feel
 vim.opt.shortmess:append({I = true}) -- remove intro message
+opt.termguicolors = true
+opt.ruler = true
 opt.relativenumber = true
 opt.number = true
 opt.showmode = false
 opt.scrolloff = 10
-opt.ruler = true
-opt.termguicolors = true
-opt.tabstop = 2
+opt.softtabstop = 2
 opt.shiftwidth = 2
 
 -- controlling
@@ -19,6 +19,7 @@ opt.ignorecase = true
 opt.smartcase = true
 opt.smartindent = true
 opt.mouse = "i"
+opt.autoindent = true
 
 -- completion for lua
 opt.completeopt = 'noinsert'
diff --git a/lua/pluginList.lua b/lua/pluginList.lua
index 8d7931a..92fccaa 100644
--- a/lua/pluginList.lua
+++ b/lua/pluginList.lua
@@ -147,7 +147,7 @@ return require('packer').startup(function(use)
     use {
         "lukas-reineke/indent-blankline.nvim",
         after = {"nvim-treesitter", "nvim-treesitter-context"},
-	 	 	 	event = "UIEnter",
+        event = "UIEnter",
         config = function() require "plugins.indent-blankline" end
     }
     use {
@@ -196,3 +196,4 @@ return require('packer').startup(function(use)
     use {"tpope/vim-fugitive", cmd = "G"}
     use {"JuanCldCmt/glow.nvim", branch = 'main', cmd = {"Glow", "GlowInstall"}}
 end)
+-- vim:set shiftwidth=4 tabstop=4: