diff --git a/lib/fetch/body.js b/lib/fetch/body.js
index 2781a7b90d9..65fd63c5b23 100644
--- a/lib/fetch/body.js
+++ b/lib/fetch/body.js
@@ -17,7 +17,7 @@ const { webidl } = require('./webidl')
 const { Blob, File: NativeFile } = require('node:buffer')
 const assert = require('node:assert')
 const { isErrored } = require('../core/util')
-const { isArrayBuffer } = require('util/types')
+const { isArrayBuffer } = require('node:util/types')
 const { File: UndiciFile } = require('./file')
 const { serializeAMimeType } = require('./dataURL')
 const { Readable } = require('node:stream')
diff --git a/lib/fetch/util.js b/lib/fetch/util.js
index 82e96ec9acd..fdda578213e 100644
--- a/lib/fetch/util.js
+++ b/lib/fetch/util.js
@@ -8,7 +8,7 @@ const { collectASequenceOfCodePoints, collectAnHTTPQuotedString, removeChars, pa
 const { performance } = require('node:perf_hooks')
 const { isBlobLike, ReadableStreamFrom, isValidHTTPToken } = require('../core/util')
 const assert = require('node:assert')
-const { isUint8Array } = require('util/types')
+const { isUint8Array } = require('node:util/types')
 const { webidl } = require('./webidl')
 
 // https://nodejs.org/api/crypto.html#determining-if-crypto-support-is-unavailable
diff --git a/test/fetch/pull-dont-push.js b/test/fetch/pull-dont-push.js
index 5dbf331f397..58eaee3e8fd 100644
--- a/test/fetch/pull-dont-push.js
+++ b/test/fetch/pull-dont-push.js
@@ -3,10 +3,10 @@
 const { test } = require('node:test')
 const assert = require('node:assert')
 const { fetch } = require('../..')
-const { createServer } = require('http')
-const { once } = require('events')
-const { Readable, pipeline } = require('stream')
-const { setTimeout: sleep } = require('timers/promises')
+const { createServer } = require('node:http')
+const { once } = require('node:events')
+const { Readable, pipeline } = require('node:stream')
+const { setTimeout: sleep } = require('node:timers/promises')
 
 const { closeServerAsPromise } = require('../utils/node-http')
 
diff --git a/test/websocket/messageevent.js b/test/websocket/messageevent.js
index 372cdd2ba89..e1ab3d16dd7 100644
--- a/test/websocket/messageevent.js
+++ b/test/websocket/messageevent.js
@@ -1,7 +1,7 @@
 'use strict'
 
 const { test } = require('node:test')
-const assert = require('assert')
+const assert = require('node:assert')
 const { MessageEvent } = require('../..')
 
 test('test/parallel/test-messageevent-brandcheck.js', () => {