diff --git a/index.js b/index.js
index 4db5dc6..d5a2f53 100644
--- a/index.js
+++ b/index.js
@@ -1,7 +1,7 @@
 // @ts-check
 
 /**
- * @typedef {import('fs').Stats} Stats
+ * @import { Stats } from 'node:fs'
  */
 
 'use strict'
@@ -105,7 +105,9 @@ async function * asyncFolderWalker (dirs, opts) {
   // @ts-ignore
   const ig = ignore().add(resolvedOpts.ignore)
 
+  /** @type {string[]} */
   const roots = [dirs].flat().filter(resolvedOpts.pathFilter)
+  /** @type {string[]} */
   const pending = []
 
   while (roots.length) {
diff --git a/package.json b/package.json
index 001e589..f50650e 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "p-temporary-directory": "^2.0.1",
     "standard": "^17.0.0",
     "tap": "^21.1.1",
-    "typescript": "~5.9.3"
+    "typescript": "~6.0.3"
   },
   "peerDependencies": {
     "@types/node": "*"
diff --git a/tsconfig.json b/tsconfig.json
index af8db74..26036ef 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -3,6 +3,7 @@
   "compilerOptions": {
     "allowJs": true,
     "checkJs": true,
+    "types": ["node"],
     "noEmit": true,
     "resolveJsonModule": true,
     "skipLibCheck": false,