diff --git a/deps/v8/include/libplatform/libplatform.h b/deps/v8/include/libplatform/libplatform.h
index cab467fd50704f..26baaa08667b4d 100644
--- a/deps/v8/include/libplatform/libplatform.h
+++ b/deps/v8/include/libplatform/libplatform.h
@@ -12,6 +12,8 @@
 namespace v8 {
 namespace platform {
 
+enum class IdleTaskSupport { kDisabled, kEnabled };
+
 /**
  * Returns a new instance of the default v8::Platform implementation.
  *
@@ -21,7 +23,8 @@ namespace platform {
  * processors online will be chosen.
  */
 V8_PLATFORM_EXPORT v8::Platform* CreateDefaultPlatform(
-    int thread_pool_size = 0);
+    int thread_pool_size = 0,
+    IdleTaskSupport idle_task_support = IdleTaskSupport::kDisabled);
 
 /**
  * Pumps the message loop for the given isolate.
diff --git a/deps/v8/src/libplatform/default-platform.cc b/deps/v8/src/libplatform/default-platform.cc
index 0e2144b64844d9..14e12d1f90e974 100644
--- a/deps/v8/src/libplatform/default-platform.cc
+++ b/deps/v8/src/libplatform/default-platform.cc
@@ -17,8 +17,8 @@
 namespace v8 {
 namespace platform {
 
-
-v8::Platform* CreateDefaultPlatform(int thread_pool_size) {
+v8::Platform* CreateDefaultPlatform(int thread_pool_size,
+                                    IdleTaskSupport idle_task_support) {
   DefaultPlatform* platform = new DefaultPlatform();
   platform->SetThreadPoolSize(thread_pool_size);
   platform->EnsureInitialized();