diff --git a/test/fixtures/test-runner/output/abort.js b/test/fixtures/test-runner/output/abort.js
index 0cd9c9b92735..eba48d9ec587 100644
--- a/test/fixtures/test-runner/output/abort.js
+++ b/test/fixtures/test-runner/output/abort.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 require('../../../common');
 const test = require('node:test');
diff --git a/test/fixtures/test-runner/output/abort_hooks.js b/test/fixtures/test-runner/output/abort_hooks.js
index b0f1da80d627..8395f70e8618 100644
--- a/test/fixtures/test-runner/output/abort_hooks.js
+++ b/test/fixtures/test-runner/output/abort_hooks.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 const { before, beforeEach, describe, it, after, afterEach } = require('node:test');
 
diff --git a/test/fixtures/test-runner/output/abort_suite.js b/test/fixtures/test-runner/output/abort_suite.js
index 419698320a5f..8a2a2c05458f 100644
--- a/test/fixtures/test-runner/output/abort_suite.js
+++ b/test/fixtures/test-runner/output/abort_suite.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 require('../../../common');
 const { describe, it } = require('node:test');
diff --git a/test/fixtures/test-runner/output/describe_it.js b/test/fixtures/test-runner/output/describe_it.js
index 6625747d0269..942b1c5317ab 100644
--- a/test/fixtures/test-runner/output/describe_it.js
+++ b/test/fixtures/test-runner/output/describe_it.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 require('../../../common');
 const assert = require('node:assert');
diff --git a/test/fixtures/test-runner/output/describe_nested.js b/test/fixtures/test-runner/output/describe_nested.js
index 40ea150a018f..3cd4dcbb06c8 100644
--- a/test/fixtures/test-runner/output/describe_nested.js
+++ b/test/fixtures/test-runner/output/describe_nested.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 require('../../../common');
 const { describe, it } = require('node:test');
diff --git a/test/fixtures/test-runner/output/dot_reporter.js b/test/fixtures/test-runner/output/dot_reporter.js
index 72a8aaa10e49..e9b8f5cead88 100644
--- a/test/fixtures/test-runner/output/dot_reporter.js
+++ b/test/fixtures/test-runner/output/dot_reporter.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 require('../../../common');
 const fixtures = require('../../../common/fixtures');
diff --git a/test/fixtures/test-runner/output/hooks.js b/test/fixtures/test-runner/output/hooks.js
index 827da5d56462..00a6c23499f5 100644
--- a/test/fixtures/test-runner/output/hooks.js
+++ b/test/fixtures/test-runner/output/hooks.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 const common = require('../../../common');
 const assert = require('assert');
diff --git a/test/fixtures/test-runner/output/name_pattern.js b/test/fixtures/test-runner/output/name_pattern.js
index f183c09057fa..10e7619b9cfc 100644
--- a/test/fixtures/test-runner/output/name_pattern.js
+++ b/test/fixtures/test-runner/output/name_pattern.js
@@ -1,4 +1,4 @@
-// Flags: --no-warnings --test-name-pattern=enabled --test-name-pattern=yes --test-name-pattern=/pattern/i
+// Flags: --test-name-pattern=enabled --test-name-pattern=yes --test-name-pattern=/pattern/i
 'use strict';
 const common = require('../../../common');
 const {
diff --git a/test/fixtures/test-runner/output/name_pattern_with_only.js b/test/fixtures/test-runner/output/name_pattern_with_only.js
index a3e2f1be2ad4..bc68b7a5fdf7 100644
--- a/test/fixtures/test-runner/output/name_pattern_with_only.js
+++ b/test/fixtures/test-runner/output/name_pattern_with_only.js
@@ -1,4 +1,4 @@
-// Flags: --no-warnings --test-only --test-name-pattern=enabled
+// Flags: --test-only --test-name-pattern=enabled
 'use strict';
 const common = require('../../../common');
 const { test } = require('node:test');
diff --git a/test/fixtures/test-runner/output/no_refs.js b/test/fixtures/test-runner/output/no_refs.js
index 7b36e01133da..0d7cc6e01791 100644
--- a/test/fixtures/test-runner/output/no_refs.js
+++ b/test/fixtures/test-runner/output/no_refs.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 require('../../../common');
 const test = require('node:test');
diff --git a/test/fixtures/test-runner/output/no_tests.js b/test/fixtures/test-runner/output/no_tests.js
index f9a950670618..2644e29fe26f 100644
--- a/test/fixtures/test-runner/output/no_tests.js
+++ b/test/fixtures/test-runner/output/no_tests.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 require('../../../common');
 const test = require('node:test');
diff --git a/test/fixtures/test-runner/output/only_tests.js b/test/fixtures/test-runner/output/only_tests.js
index 5ac4a90c2cf2..26266b524454 100644
--- a/test/fixtures/test-runner/output/only_tests.js
+++ b/test/fixtures/test-runner/output/only_tests.js
@@ -1,4 +1,4 @@
-// Flags: --no-warnings --test-only
+// Flags: --test-only
 'use strict';
 require('../../../common');
 const { test, describe, it } = require('node:test');
diff --git a/test/fixtures/test-runner/output/output_cli.js b/test/fixtures/test-runner/output/output_cli.js
index 50ef07233314..4c6b029c6580 100644
--- a/test/fixtures/test-runner/output/output_cli.js
+++ b/test/fixtures/test-runner/output/output_cli.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 require('../../../common');
 const fixtures = require('../../../common/fixtures');
diff --git a/test/fixtures/test-runner/output/single.js b/test/fixtures/test-runner/output/single.js
index e099ec3c375b..568e5ba986ad 100644
--- a/test/fixtures/test-runner/output/single.js
+++ b/test/fixtures/test-runner/output/single.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 const test = require('node:test');
 test('last test', () => {});
diff --git a/test/fixtures/test-runner/output/spec_reporter.js b/test/fixtures/test-runner/output/spec_reporter.js
index 6a7c2d655f93..46e18b1ca863 100644
--- a/test/fixtures/test-runner/output/spec_reporter.js
+++ b/test/fixtures/test-runner/output/spec_reporter.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 require('../../../common');
 const fixtures = require('../../../common/fixtures');
diff --git a/test/fixtures/test-runner/output/spec_reporter_cli.js b/test/fixtures/test-runner/output/spec_reporter_cli.js
index e88a7221fb4e..b0c72e51ab66 100644
--- a/test/fixtures/test-runner/output/spec_reporter_cli.js
+++ b/test/fixtures/test-runner/output/spec_reporter_cli.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 require('../../../common');
 const fixtures = require('../../../common/fixtures');
diff --git a/test/fixtures/test-runner/output/spec_reporter_successful.js b/test/fixtures/test-runner/output/spec_reporter_successful.js
index fb9800c04917..a7ffeb59cc9d 100644
--- a/test/fixtures/test-runner/output/spec_reporter_successful.js
+++ b/test/fixtures/test-runner/output/spec_reporter_successful.js
@@ -1,4 +1,4 @@
-// Flags: --no-warnings --test-reporter=spec
+// Flags: --test-reporter=spec
 'use strict';
 require('../../../common');
 const { it } = require('node:test');
diff --git a/test/fixtures/test-runner/output/unresolved_promise.js b/test/fixtures/test-runner/output/unresolved_promise.js
index a43f064d44de..daf2cee24b6c 100644
--- a/test/fixtures/test-runner/output/unresolved_promise.js
+++ b/test/fixtures/test-runner/output/unresolved_promise.js
@@ -1,4 +1,3 @@
-// Flags: --no-warnings
 'use strict';
 require('../../../common');
 const test = require('node:test');