diff --git a/.changeset/pink-items-deliver.md b/.changeset/pink-items-deliver.md
new file mode 100644
index 0000000000..bcb43a4b4b
--- /dev/null
+++ b/.changeset/pink-items-deliver.md
@@ -0,0 +1,5 @@
+---
+"@lynx-js/docs-mcp-server": patch
+---
+
+Fix Windows startup error.
diff --git a/packages/mcp-servers/docs-mcp-server/main.ts b/packages/mcp-servers/docs-mcp-server/main.ts
index 48b17b50d0..41597cb3e4 100644
--- a/packages/mcp-servers/docs-mcp-server/main.ts
+++ b/packages/mcp-servers/docs-mcp-server/main.ts
@@ -4,6 +4,8 @@
 // Licensed under the Apache License Version 2.0 that can be found in the
 // LICENSE file in the root directory of this source tree.
 import { readFile } from 'node:fs/promises';
+import { dirname } from 'node:path';
+import { fileURLToPath } from 'node:url';
 
 import { McpServer } from '@modelcontextprotocol/sdk/server/mcp.js';
 import { StdioServerTransport } from '@modelcontextprotocol/sdk/server/stdio.js';
@@ -37,8 +39,14 @@ import { fetch } from 'undici';
 
 const debug = createDebug('lynx-docs-mcp');
 
-const pkgPath = findPackage.up({ cwd: new URL('.', import.meta.url).pathname });
-const pkg = JSON.parse(await readFile(pkgPath!, 'utf-8')) as {
+const moduleDirPath = dirname(fileURLToPath(import.meta.url));
+const pkgPath = findPackage.up({ cwd: moduleDirPath });
+
+if (!pkgPath) {
+  throw new Error(`Failed to locate package.json from ${moduleDirPath}`);
+}
+
+const pkg = JSON.parse(await readFile(pkgPath, 'utf-8')) as {
   version: string;
   name: string;
   description: string;