diff --git a/lsp/oxfmt.lua b/lsp/oxfmt.lua
index e2a7666035..1c299cf01e 100644
--- a/lsp/oxfmt.lua
+++ b/lsp/oxfmt.lua
@@ -51,8 +51,12 @@ return {
     -- Oxfmt resolves configuration by walking upward and using the nearest config file
     -- to the file being processed. We therefore compute the root directory by locating
     -- the closest `.oxfmtrc.json` / `.oxfmtrc.jsonc` / `oxfmt.config.ts` (or `package.json` fallback) above the buffer.
-    local root_markers =
-      util.insert_package_json({ '.oxfmtrc.json', '.oxfmtrc.jsonc', 'oxfmt.config.ts' }, 'oxfmt', fname)
+    local root_markers = util.insert_package_json(
+      { '.oxfmtrc.json', '.oxfmtrc.jsonc', 'oxfmt.config.ts' },
+      { 'oxfmt', 'vite%-plus' },
+      fname
+    )
+    root_markers = util.root_markers_with_field(root_markers, { 'vite.config.ts' }, 'vite%-plus', fname)
     on_dir(vim.fs.dirname(vim.fs.find(root_markers, { path = fname, upward = true })[1]))
   end,
 }
diff --git a/lsp/oxlint.lua b/lsp/oxlint.lua
index 06d395fe82..4030071e93 100644
--- a/lsp/oxlint.lua
+++ b/lsp/oxlint.lua
@@ -17,6 +17,7 @@
 --- The default `on_attach` function provides an `:LspOxlintFixAll` command which
 --- can be used to fix all fixable diagnostics. See the `eslint` config entry for
 --- an example of how to use this to automatically fix all errors on write.
+local util = require 'lspconfig.util'
 
 local function oxlint_conf_mentions_typescript(root_dir)
   local fn = vim.fs.joinpath(root_dir, '.oxlintrc.json')
@@ -49,7 +50,17 @@ return {
     'svelte',
     'astro',
   },
-  root_markers = { '.oxlintrc.json', '.oxlintrc.jsonc', 'oxlint.config.ts' },
+  root_dir = function(bufnr, on_dir)
+    local fname = vim.api.nvim_buf_get_name(bufnr)
+
+    local root_markers = util.insert_package_json(
+      { '.oxlintrc.json', '.oxlintrc.jsonc', 'oxlint.config.ts' },
+      { 'oxlint', 'vite%-plus' },
+      fname
+    )
+    root_markers = util.root_markers_with_field(root_markers, { 'vite.config.ts' }, 'vite%-plus', fname)
+    on_dir(vim.fs.dirname(vim.fs.find(root_markers, { path = fname, upward = true })[1]))
+  end,
   workspace_required = true,
   on_attach = function(client, bufnr)
     vim.api.nvim_buf_create_user_command(bufnr, 'LspOxlintFixAll', function()
diff --git a/lua/lspconfig/util.lua b/lua/lspconfig/util.lua
index 2282e3e26a..7c1afed62a 100644
--- a/lua/lspconfig/util.lua
+++ b/lua/lspconfig/util.lua
@@ -55,17 +55,20 @@ end
 ---
 --- @param root_files string[] List of root-marker files to append to.
 --- @param new_names string[] Potential root-marker filenames (e.g. `{ 'package.json', 'package.json5' }`) to inspect for the given `field`.
---- @param field string Field to search for in the given `new_names` files.
+--- @param field string | string[] Field(s) to search for in the given `new_names` files.
 --- @param fname string Full path of the current buffer name to start searching upwards from.
 function M.root_markers_with_field(root_files, new_names, field, fname)
   local path = vim.fn.fnamemodify(fname, ':h')
   local found = vim.fs.find(new_names, { path = path, upward = true, type = 'file' })
+  local fields = type(field) == 'string' and { field } or field
 
   for _, f in ipairs(found or {}) do
     -- Match the given `field`.
     local file = assert(io.open(f, 'r'))
     for line in file:lines() do
-      if line:find(field) then
+      if vim.iter(fields):any(function(s)
+        return line:find(s)
+      end) then
         root_files[#root_files + 1] = vim.fs.basename(f)
         break
       end