diff --git a/init.lua b/init.lua
index 083054a..377d9fb 100644
--- a/init.lua
+++ b/init.lua
@@ -16,25 +16,15 @@ local utils = require("utils")
 local expected_version = "0.10.1"
 utils.is_compatible_version(expected_version)
 
-local core_conf_files = {
-  "globals.lua", -- some global settings
-  "options.vim", -- setting options in nvim
-  "custom-autocmd.lua", -- various autocommands
-  "mappings.lua", -- all the user-defined mappings
-  "plugins.vim", -- all the plugins installed and their configurations
-  "colorschemes.lua", -- colorscheme settings
-}
-
-local viml_conf_dir = vim.fn.stdpath("config") .. "/viml_conf"
--- source all the core config files
-for _, file_name in ipairs(core_conf_files) do
-  if vim.endswith(file_name, 'vim') then
-    local path = string.format("%s/%s", viml_conf_dir, file_name)
-    local source_cmd = "source " .. path
-    vim.cmd(source_cmd)
-  else
-    local module_name, _ = string.gsub(file_name, "%.lua", "")
-    package.loaded[module_name] = nil
-    require(module_name)
-  end
-end
+-- some global settings
+require("globals")
+-- setting options in nvim
+vim.cmd("source viml_conf/options.vim")
+-- various autocommands
+require("custom-autocmd")
+-- all the user-defined mappings
+require("mappings")
+-- all the plugins installed and their configurations
+vim.cmd("source viml_conf/plugins.vim")
+-- colorscheme settings
+require("colorschemes")