diff --git a/config/nvim/lua/settings/lsp.lua b/config/nvim/lua/settings/lsp.lua
index be5d6c8..ebd8a2e 100644
--- a/config/nvim/lua/settings/lsp.lua
+++ b/config/nvim/lua/settings/lsp.lua
@@ -1,91 +1,93 @@
 -- LSP servers
 local servers = {
-  lua_ls = {
-    Lua = {
-      workspace = { checkThirdParty = false },
-      telemetry = { enable = false },
-    },
-  },
-  nil_ls = {},
-  statix = {},
-  biome = {},
-  tsserver = {},
-  jsonls = {},
-  cssls = {},
-  eslint = {},
-  bashls = {},
-  texlab = {},
-  ltex = {},
+	lua_ls = {
+		Lua = {
+			workspace = { checkThirdParty = false },
+			telemetry = { enable = false },
+		},
+	},
+	nil_ls = {},
+	statix = {},
+	biome = {},
+	tsserver = {},
+	jsonls = {},
+	cssls = {},
+	eslint = {},
+	bashls = {},
+	texlab = {},
+	ltex = {},
 
-  lemminx = {},
-  jdtls = {},
-  kotlin_language_server = {}
+	lemminx = {},
+	jdtls = {},
+	kotlin_language_server = {},
 }
 
 local augroup = vim.api.nvim_create_augroup("LspFormatting", {})
 
 local on_attach = function(client, bufnr)
-  local nmap = function(keys, func, desc)
-    if desc then
-      desc = 'LSP: ' .. desc
-    end
+	local nmap = function(keys, func, desc)
+		if desc then
+			desc = "LSP: " .. desc
+		end
 
-    vim.keymap.set('n', keys, func, { buffer = bufnr, desc = desc })
-  end
+		vim.keymap.set("n", keys, func, { buffer = bufnr, desc = desc })
+	end
 
-  nmap('<leader>ca', vim.lsp.buf.code_action, '[C]ode [A]ction')
-  nmap('<leader>cf', vim.lsp.buf.format, '[C]ode [F]ormat')
-  nmap('<leader>cr', vim.lsp.buf.rename, '[C]ode [R]ename')
+	nmap("<leader>ca", vim.lsp.buf.code_action, "[C]ode [A]ction")
+	nmap("<leader>cf", vim.lsp.buf.format, "[C]ode [F]ormat")
+	nmap("<leader>cr", vim.lsp.buf.rename, "[C]ode [R]ename")
 
-  nmap('<leader>ds', require('telescope.builtin').lsp_document_symbols, '[D]ocument [S]ymbols')
-  nmap('<leader>ws', require('telescope.builtin').lsp_dynamic_workspace_symbols, '[W]orkspace [S]ymbols')
+	nmap("<leader>ds", require("telescope.builtin").lsp_document_symbols, "[D]ocument [S]ymbols")
+	nmap("<leader>ws", require("telescope.builtin").lsp_dynamic_workspace_symbols, "[W]orkspace [S]ymbols")
 
-  -- See `:help K` for why this keymap
-  nmap('K', vim.lsp.buf.hover, 'Hover Documentation')
-  nmap('<C-p>', vim.lsp.buf.signature_help, 'Signature Documentation')
+	-- See `:help K` for why this keymap
+	nmap("K", vim.lsp.buf.hover, "Hover Documentation")
+	nmap("<C-p>", vim.lsp.buf.signature_help, "Signature Documentation")
 
-  -- Lesser used LSP functionality
-  nmap('gd', vim.lsp.buf.definition, '[G]oto [D]efinition')
-  nmap('gD', vim.lsp.buf.declaration, '[G]oto [D]eclaration')
-  nmap('<leader>wa', vim.lsp.buf.add_workspace_folder, '[W]orkspace [A]dd Folder')
-  nmap('<leader>wr', vim.lsp.buf.remove_workspace_folder, '[W]orkspace [R]emove Folder')
-  nmap('<leader>wl', function()
-    print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
-  end, '[W]orkspace [L]ist Folders')
+	-- Lesser used LSP functionality
+	nmap("gd", vim.lsp.buf.definition, "[G]oto [D]efinition")
+	nmap("gD", vim.lsp.buf.declaration, "[G]oto [D]eclaration")
+	nmap("<leader>wa", vim.lsp.buf.add_workspace_folder, "[W]orkspace [A]dd Folder")
+	nmap("<leader>wr", vim.lsp.buf.remove_workspace_folder, "[W]orkspace [R]emove Folder")
+	nmap("<leader>wl", function()
+		print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
+	end, "[W]orkspace [L]ist Folders")
 
-  if client.supports_method("textDocument/formatting") then
-      vim.api.nvim_clear_autocmds({ group = augroup, buffer = bufnr })
-      vim.api.nvim_create_autocmd("BufWritePre", {
-          group = augroup,
-          buffer = bufnr,
-          callback = function()
-              vim.lsp.buf.format({ bufnr = bufnr })
-          end,
-      })
-  end
+	if client.supports_method("textDocument/formatting") then
+		vim.api.nvim_clear_autocmds({ group = augroup, buffer = bufnr })
+		vim.api.nvim_create_autocmd("BufWritePre", {
+			group = augroup,
+			buffer = bufnr,
+			callback = function()
+				vim.lsp.buf.format({ bufnr = bufnr })
+			end,
+		})
+	end
 end
 
 -- Setup neovim lua configuration
-require('neodev').setup()
+require("neodev").setup()
 
-local lsp = require 'lspconfig'
+local lsp = require("lspconfig")
 
 for server_name, config in pairs(servers) do
-  lsp[server_name].setup {
-    on_attach = on_attach,
-    settings = config,
-  }
+	lsp[server_name].setup({
+		on_attach = on_attach,
+		settings = config,
+	})
 end
 
-local null_ls = require 'null-ls'
+local null_ls = require("null-ls")
 null_ls.setup({
-  sources = {
-    null_ls.builtins.diagnostics.luacheck,
-    null_ls.builtins.formatting.stylua,
-    null_ls.builtins.diagnostics.ktlint,
-    null_ls.builtins.formatting.ktlint
-  }
+	sources = {
+		null_ls.builtins.diagnostics.luacheck,
+		null_ls.builtins.diagnostics.tidy,
+		null_ls.builtins.diagnostics.ktlint,
+		null_ls.builtins.formatting.stylua,
+		null_ls.builtins.formatting.ktlint,
+		null_ls.builtins.formatting.tidy,
+	},
 })
 
-local telescope = require 'telescope'
-telescope.load_extension('ui-select')
+local telescope = require("telescope")
+telescope.load_extension("ui-select")
diff --git a/home-manager/headless/neovim.nix b/home-manager/headless/neovim.nix
index 19db553..b48a02b 100644
--- a/home-manager/headless/neovim.nix
+++ b/home-manager/headless/neovim.nix
@@ -25,8 +25,9 @@
         nil
         statix
 
-        # XML
+        # XML/HTML
         lemminx
+        html-tidy
 
         # Kotlin/Java
         jdt-language-server