diff --git a/lib/internal/test_runner/harness.js b/lib/internal/test_runner/harness.js
index 2ee09c66b3e3c3..99723e62311a6f 100644
--- a/lib/internal/test_runner/harness.js
+++ b/lib/internal/test_runner/harness.js
@@ -16,7 +16,7 @@ const {
 const { exitCodes: { kGenericUserError } } = internalBinding('errors');
 
 const { kEmptyObject } = require('internal/util');
-const { kCancelledByParent, Test, ItTest, Suite } = require('internal/test_runner/test');
+const { kCancelledByParent, Test, Suite } = require('internal/test_runner/test');
 const {
   kAsyncBootstrapFailure,
   parseCommandLine,
@@ -224,7 +224,7 @@ module.exports = {
   createTestTree,
   test,
   describe: runInParentContext(Suite),
-  it: runInParentContext(ItTest),
+  it: runInParentContext(Test),
   before: hook('before'),
   after: hook('after'),
   beforeEach: hook('beforeEach'),
diff --git a/lib/internal/test_runner/test.js b/lib/internal/test_runner/test.js
index 866d7d1791e298..b165808686e0ad 100644
--- a/lib/internal/test_runner/test.js
+++ b/lib/internal/test_runner/test.js
@@ -745,13 +745,6 @@ class TestHook extends Test {
   }
 }
 
-class ItTest extends Test {
-  constructor(opt) { super(opt); } // eslint-disable-line no-useless-constructor
-  getRunArgs() {
-    return { ctx: { signal: this.signal, name: this.name }, args: [] };
-  }
-}
-
 class Suite extends Test {
   constructor(options) {
     super(options);
@@ -824,7 +817,6 @@ class Suite extends Test {
 }
 
 module.exports = {
-  ItTest,
   kCancelledByParent,
   kSubtestsFailed,
   kTestCodeFailure,
diff --git a/test/message/test_runner_describe_it.js b/test/message/test_runner_describe_it.js
index 7962f80fdd0c89..8d162c48a7305c 100644
--- a/test/message/test_runner_describe_it.js
+++ b/test/message/test_runner_describe_it.js
@@ -47,7 +47,7 @@ it('async throw fail', async () => {
   throw new Error('thrown from async throw fail');
 });
 
-it('async skip fail', async (t) => {
+it('async skip fail', async (t, done) => {
   t.skip();
   throw new Error('thrown from async throw fail');
 });
@@ -206,61 +206,61 @@ it('escaped skip message', { skip: '#skip' });
 // A test whose todo message needs to be escaped.
 it('escaped todo message', { todo: '#todo' });
 
-it('callback pass', (done) => {
+it('callback pass', (t, done) => {
   setImmediate(done);
 });
 
-it('callback fail', (done) => {
+it('callback fail', (t, done) => {
   setImmediate(() => {
     done(new Error('callback failure'));
   });
 });
 
-it('sync t is this in test', function() {
-  assert.deepStrictEqual(this, { signal: this.signal, name: this.name });
+it('sync t is this in test', function(t) {
+  assert.strictEqual(this, t);
 });
 
-it('async t is this in test', async function() {
-  assert.deepStrictEqual(this, { signal: this.signal, name: this.name });
+it('async t is this in test', async function(t) {
+  assert.strictEqual(this, t);
 });
 
-it('callback t is this in test', function(done) {
-  assert.deepStrictEqual(this, { signal: this.signal, name: this.name });
+it('callback t is this in test', function(t, done) {
+  assert.strictEqual(this, t);
   done();
 });
 
-it('callback also returns a Promise', async (done) => {
+it('callback also returns a Promise', async (t, done) => {
   throw new Error('thrown from callback also returns a Promise');
 });
 
-it('callback throw', (done) => {
+it('callback throw', (t, done) => {
   throw new Error('thrown from callback throw');
 });
 
-it('callback called twice', (done) => {
+it('callback called twice', (t, done) => {
   done();
   done();
 });
 
-it('callback called twice in different ticks', (done) => {
+it('callback called twice in different ticks', (t, done) => {
   setImmediate(done);
   done();
 });
 
-it('callback called twice in future tick', (done) => {
+it('callback called twice in future tick', (t, done) => {
   setImmediate(() => {
     done();
     done();
   });
 });
 
-it('callback async throw', (done) => {
+it('callback async throw', (t, done) => {
   setImmediate(() => {
     throw new Error('thrown from callback async throw');
   });
 });
 
-it('callback async throw after done', (done) => {
+it('callback async throw after done', (t, done) => {
   setImmediate(() => {
     throw new Error('thrown from callback async throw after done');
   });
@@ -316,7 +316,7 @@ describe('timeouts', () => {
     });
   });
 
-  it('timed out callback test', { timeout: 5 }, (done) => {
+  it('timed out callback test', { timeout: 5 }, (t, done) => {
     setTimeout(done, 100);
   });
 
@@ -327,7 +327,7 @@ describe('timeouts', () => {
     });
   });
 
-  it('large timeout callback test is ok', { timeout: 30_000_000 }, (done) => {
+  it('large timeout callback test is ok', { timeout: 30_000_000 }, (t, done) => {
     setTimeout(done, 10);
   });
 });
diff --git a/test/message/test_runner_describe_it.out b/test/message/test_runner_describe_it.out
index 2de7664bd24d1a..b1005ff8bc0b7d 100644
--- a/test/message/test_runner_describe_it.out
+++ b/test/message/test_runner_describe_it.out
@@ -104,7 +104,7 @@ not ok 12 - async throw fail
     *
   ...
 # Subtest: async skip fail
-not ok 13 - async skip fail
+not ok 13 - async skip fail # SKIP
   ---
   duration_ms: *
   failureType: 'callbackAndPromisePresent'
@@ -644,8 +644,8 @@ not ok 60 - invalid subtest fail
 # Warning: Test "callback async throw after done" generated asynchronous activity after the test ended. This activity created the error "Error: thrown from callback async throw after done" and would have caused the test to fail, but instead triggered an uncaughtException event.
 # tests 60
 # pass 23
-# fail 23
+# fail 22
 # cancelled 0
-# skipped 9
+# skipped 10
 # todo 5
 # duration_ms *