diff --git a/atom/browser/api/atom_api_window.cc b/atom/browser/api/atom_api_window.cc
index bcf6ccc5a335..ea1d95b79ca0 100644
--- a/atom/browser/api/atom_api_window.cc
+++ b/atom/browser/api/atom_api_window.cc
@@ -109,7 +109,7 @@ void TranslateOldOptions(v8::Isolate* isolate, v8::Local<v8::Object> options) {
 
 // Converts binary data to Buffer.
 v8::Local<v8::Value> ToBuffer(v8::Isolate* isolate, void* val, int size) {
-  auto buffer = node::Buffer::New(isolate, static_cast<char*>(val), size);
+  auto buffer = node::Buffer::Copy(isolate, static_cast<char*>(val), size);
   if (buffer.IsEmpty())
     return v8::Null(isolate);
   else