diff --git a/src/debug/debug-interface.cc b/src/debug/debug-interface.cc
index 9b9c702556..a8132afc27 100644
--- a/src/debug/debug-interface.cc
+++ b/src/debug/debug-interface.cc
@@ -1389,10 +1389,6 @@ MaybeLocal<Message> GetMessageFromPromise(Local<Promise> p) {
       i::Handle<i::JSMessageObject>::cast(maybeMessage));
 }
 
-bool isExperimentalRemoveInternalScopesPropertyEnabled() {
-  return i::v8_flags.experimental_remove_internal_scopes_property;
-}
-
 void RecordAsyncStackTaggingCreateTaskCall(v8::Isolate* v8_isolate) {
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate);
   isolate->CountUsage(v8::Isolate::kAsyncStackTaggingCreateTaskCall);
diff --git a/src/debug/debug-interface.h b/src/debug/debug-interface.h
index c38459fe87..c0f9f34f34 100644
--- a/src/debug/debug-interface.h
+++ b/src/debug/debug-interface.h
@@ -679,8 +679,6 @@ AccessorPair* AccessorPair::Cast(v8::Value* value) {
 
 MaybeLocal<Message> GetMessageFromPromise(Local<Promise> promise);
 
-bool isExperimentalRemoveInternalScopesPropertyEnabled();
-
 void RecordAsyncStackTaggingCreateTaskCall(v8::Isolate* isolate);
 
 void NotifyDebuggerPausedEventSent(v8::Isolate* isolate);
diff --git a/src/flags/flag-definitions.h b/src/flags/flag-definitions.h
index 5062432374..6f12fae811 100644
--- a/src/flags/flag-definitions.h
+++ b/src/flags/flag-definitions.h
@@ -1755,9 +1755,6 @@ DEFINE_NEG_IMPLICATION(fuzzing, hard_abort)
 DEFINE_BOOL(experimental_value_unavailable, false,
             "enable experimental <value unavailable> in scopes")
 
-DEFINE_BOOL(experimental_remove_internal_scopes_property, false,
-            "don't report the artificial [[Scopes]] property for functions")
-
 // disassembler
 DEFINE_BOOL(log_colour, ENABLE_LOG_COLOUR,
             "When logging, try to use coloured output.")
diff --git a/src/inspector/v8-debugger.cc b/src/inspector/v8-debugger.cc
index 04b6abc696..bfc63232f6 100644
--- a/src/inspector/v8-debugger.cc
+++ b/src/inspector/v8-debugger.cc
@@ -862,10 +862,6 @@ v8::MaybeLocal<v8::Array> V8Debugger::internalProperties(
     createDataProperty(context, properties, properties->Length(), entries);
   }
 
-  if (v8::debug::isExperimentalRemoveInternalScopesPropertyEnabled()) {
-    return properties;
-  }
-
   if (value->IsGeneratorObject()) {
     v8::Local<v8::Value> scopes;
     if (generatorScopes(context, value).ToLocal(&scopes)) {
diff --git a/test/inspector/debugger/suspended-generator-scopes.js b/test/inspector/debugger/suspended-generator-scopes.js
index 4ed4796583..55a1fd57ca 100644
--- a/test/inspector/debugger/suspended-generator-scopes.js
+++ b/test/inspector/debugger/suspended-generator-scopes.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --no-experimental-remove-internal-scopes-property
-
 let {session, contextGroup, Protocol} = InspectorTest.start('Tests that suspended generators produce scopes');
 
 contextGroup.addScript(`
diff --git a/test/inspector/regress/regress-crbug-1246896.js b/test/inspector/regress/regress-crbug-1246896.js
index 822a194ce1..6c70d44362 100644
--- a/test/inspector/regress/regress-crbug-1246896.js
+++ b/test/inspector/regress/regress-crbug-1246896.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --no-experimental-remove-internal-scopes-property
-
 const {Protocol} = InspectorTest.start('Don\'t crash when getting the properties of a native function');
 
 (async () => {
diff --git a/test/inspector/runtime/function-scopes.js b/test/inspector/runtime/function-scopes.js
index c382ccda47..bda069bd9a 100644
--- a/test/inspector/runtime/function-scopes.js
+++ b/test/inspector/runtime/function-scopes.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --no-experimental-remove-internal-scopes-property
-
 let {session, contextGroup, Protocol} = InspectorTest.start('Checks [[Scopes]] for functions');
 
 contextGroup.addScript(`
diff --git a/test/inspector/runtime/internal-properties.js b/test/inspector/runtime/internal-properties.js
index 3e3ce4a197..b4b0bc47fb 100644
--- a/test/inspector/runtime/internal-properties.js
+++ b/test/inspector/runtime/internal-properties.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --no-experimental-remove-internal-scopes-property
-
 let {session, contextGroup, Protocol} = InspectorTest.start('Checks internal properties in Runtime.getProperties output');
 
 contextGroup.addScript(`