diff --git a/sub/nvim/lua/base/keys/keys.lua b/sub/nvim/lua/base/keys/keys.lua
index 2649472..a1bf8c8 100644
--- a/sub/nvim/lua/base/keys/keys.lua
+++ b/sub/nvim/lua/base/keys/keys.lua
@@ -5,7 +5,7 @@ local opts = { noremap = true, silent = true }
 vim.g.mapleader = ','
 
 
-function create_function_tabdo(command)
+local function create_function_tabdo(command)
     return function()
         local curr_tab = vim.fn.tabpagenr()
         vim.cmd.tabdo(command)
diff --git a/sub/nvim/lua/base/keys/run-scripts.lua b/sub/nvim/lua/base/keys/run-scripts.lua
index b470419..dbb4bda 100644
--- a/sub/nvim/lua/base/keys/run-scripts.lua
+++ b/sub/nvim/lua/base/keys/run-scripts.lua
@@ -1,5 +1,5 @@
 
-function autocmd(func)
+local function autocmd(func)
     local create_autocmd = vim.api.nvim_create_autocmd
 
     create_autocmd("BufEnter",
@@ -7,23 +7,23 @@ function autocmd(func)
     )
 end
 
-function set_keymap_base(key, cmd)
+local function set_keymap_base(key, cmd)
     local map = vim.keymap.set
     keymap_keys = string.format([[<Leader>r%s]], key)
     map("n", keymap_keys, cmd, opts)
 end
 
-function set_keymap_format_file(cmd)
+local function set_keymap_format_file(cmd)
     local cmd_string = string.format([[:!%s %% <CR>]], cmd)
     set_keymap_base("f", cmd_string)
 end
 
-function set_keymap_run_script(cmd)
+local function set_keymap_run_script(cmd)
     local cmd_string = string.format([[:tabnew %% <CR> :terminal %s %% <CR> :set nocursorline number norelativenumber <CR> G <CR>]], cmd)
     set_keymap_base("r", cmd_string)
 end
 
-function create_function_autocmd_filetype(set_keymap_func, ft, cmd)
+local function create_function_autocmd_filetype(set_keymap_func, ft, cmd)
     return function()
         if vim.bo.filetype == ft then
             set_keymap_func(cmd)
@@ -31,7 +31,7 @@ function create_function_autocmd_filetype(set_keymap_func, ft, cmd)
     end
 end
 
-function create_function_autocmd_filename(set_keymap_func, fn, cmd)
+local function create_function_autocmd_filename(set_keymap_func, fn, cmd)
     return function()
         if vim.fn.expand('%:t') == fn then
             set_keymap_func(cmd)
@@ -39,11 +39,11 @@ function create_function_autocmd_filename(set_keymap_func, fn, cmd)
     end
 end
 
-function autocmd_run_script_filetype(ft, cmd)
+local function autocmd_run_script_filetype(ft, cmd)
     autocmd(create_function_autocmd_filetype(set_keymap_run_script, ft, cmd))
 end
 
-function autocmd_format_file_by_filetype(ft, cmd)
+local function autocmd_format_file_by_filetype(ft, cmd)
     autocmd(create_function_autocmd_filetype(set_keymap_format_file, ft, cmd))
 end
 
diff --git a/sub/nvim/lua/base/options.lua b/sub/nvim/lua/base/options.lua
index f81ed28..c758b2a 100644
--- a/sub/nvim/lua/base/options.lua
+++ b/sub/nvim/lua/base/options.lua
@@ -71,7 +71,7 @@ opt.backupdir = { prefix .. "/backup//" }
 opt.directory = { prefix .. "/swp//" }
 
 
-function makeDirIfNoExists(path)
+local function makeDirIfNoExists(path)
     local path = path["_value"]
     if (vim.fn.isdirectory(path) == 0) then
         vim.fn.mkdir(path, "p")