diff --git a/lua/config_lsp.lua b/lua/config_lsp.lua
index 4db1871f..77ff4022 100644
--- a/lua/config_lsp.lua
+++ b/lua/config_lsp.lua
@@ -125,6 +125,29 @@ require('lspconfig')['fortls'].setup{
     capabilities = capabilities
 }
 
+require('lspconfig')['sumneko_lua'].setup {
+  settings = {
+    Lua = {
+      runtime = {
+        -- Tell the language server which version of Lua you're using (most likely LuaJIT in the case of Neovim)
+        version = 'LuaJIT',
+      },
+      diagnostics = {
+        -- Get the language server to recognize the `vim` global
+        globals = {'vim'},
+      },
+      workspace = {
+        -- Make the server aware of Neovim runtime files
+        library = vim.api.nvim_get_runtime_file("", true),
+      },
+      -- Do not send telemetry data containing a randomized but unique identifier
+      telemetry = {
+        enable = false,
+      },
+    },
+  },
+}
+
 require'nvim-treesitter.configs'.setup {
     highlight = {
         ensure_installed = {"python", "markdown", "lua", "yaml", "bash"},
diff --git a/lua/keymaps.lua b/lua/keymaps.lua
index 8ef7abc6..d25bb643 100644
--- a/lua/keymaps.lua
+++ b/lua/keymaps.lua
@@ -1,12 +1,12 @@
-function map(mode, shortcut, command)
+local function map(mode, shortcut, command)
         vim.api.nvim_set_keymap(mode, shortcut, command, { noremap = true, silent = true })
 end
 
-function nmap(shortcut, command)
+local function nmap(shortcut, command)
         map('n', shortcut, command)
 end
 
-function imap(shortcut, command)
+local function imap(shortcut, command)
         map('i', shortcut, command)
 end