diff --git a/lib/internal/async_hooks.js b/lib/internal/async_hooks.js
index 62ced406bfc1e2..834a3a540d9367 100644
--- a/lib/internal/async_hooks.js
+++ b/lib/internal/async_hooks.js
@@ -38,11 +38,11 @@ const {
   async_id_fields,
   execution_async_resources
 } = async_wrap;
-// Store the pair executionAsyncId and triggerAsyncId in a std::stack on
-// Environment::AsyncHooks::async_ids_stack_ tracks the resource responsible for
-// the current execution stack. This is unwound as each resource exits. In the
-// case of a fatal exception this stack is emptied after calling each hook's
-// after() callback.
+// Store the pair executionAsyncId and triggerAsyncId in a AliasedFloat64Array
+// in Environment::AsyncHooks::async_ids_stack_ which tracks the resource
+// responsible for the current execution stack. This is unwound as each resource
+// exits. In the case of a fatal exception this stack is emptied after calling
+// each hook's after() callback.
 const {
   pushAsyncContext: pushAsyncContext_,
   popAsyncContext: popAsyncContext_