diff --git a/lua/plugins/completion/conform.lua b/lua/plugins/completion/conform.lua
index 95b1b2c..5734c18 100644
--- a/lua/plugins/completion/conform.lua
+++ b/lua/plugins/completion/conform.lua
@@ -12,7 +12,7 @@ require("conform").setup({
 		html = { "prettier" },
 		svelte = { "prettier" },
 		python = { "black" },
-		nix = { "nixfmt" },
+		nix = { "alejandra" },
 		css = { "prettier" },
 		rust = { "rustfmt" },
 	},
diff --git a/lua/plugins/completion/lspconfig.lua b/lua/plugins/completion/lspconfig.lua
index 4ebff05..a69a117 100644
--- a/lua/plugins/completion/lspconfig.lua
+++ b/lua/plugins/completion/lspconfig.lua
@@ -4,6 +4,32 @@ vim.pack.add({
 	{ src = "https://github.com/saghen/blink.lib", name = "blink-lib" },
 })
 
+local hostname = vim.uv.os_gethostname()
+local lowerHostname = string.lower(hostname)
+
+vim.lsp.config("nixd", {
+	cmd = { "nixd" },
+	filetypes = { "nix" },
+	root_markers = { "flake.nix", ".git" },
+	settings = {
+		nixd = {
+			nixpkgs = {
+				expr = "import <nixpkgs> { }",
+			},
+			formatting = {
+				command = { "alejandra" },
+			},
+			options = {
+				nixos = {
+					expr = '(builtins.getFlake "~/.dotfiles/.nixos").nixosConfigurations.'
+						.. lowerHostname
+						.. ".options",
+				},
+			},
+		},
+	},
+})
+
 vim.lsp.config("lua_ls", {
 	settings = {
 		Lua = {
@@ -43,6 +69,7 @@ require("blink.cmp").setup({
 		trigger = {
 			show_on_insert = true,
 			show_on_trigger_character = true,
+			show_on_keyword = true,
 			show_on_backspace = true,
 		},
 		list = {