diff --git a/atom/common/native_mate_converters/net_converter.cc b/atom/common/native_mate_converters/net_converter.cc
index 055fc91010..db54210e7c 100644
--- a/atom/common/native_mate_converters/net_converter.cc
+++ b/atom/common/native_mate_converters/net_converter.cc
@@ -239,10 +239,9 @@ void GetUploadData(base::ListValue* upload_data_list,
     if (reader->AsBytesReader()) {
       const net::UploadBytesElementReader* bytes_reader =
           reader->AsBytesReader();
-      auto vec =
+      auto bytes = std::make_unique<base::Value>(
           std::vector<char>(bytes_reader->bytes(),
-                            bytes_reader->bytes() + bytes_reader->length());
-      auto bytes = std::make_unique<base::Value>(vec);
+                            bytes_reader->bytes() + bytes_reader->length()));
       upload_data_dict->Set("bytes", std::move(bytes));
     } else if (reader->AsFileReader()) {
       const net::UploadFileElementReader* file_reader = reader->AsFileReader();
diff --git a/atom/common/native_mate_converters/network_converter.cc b/atom/common/native_mate_converters/network_converter.cc
index 8fe31b56ee..61a6563a61 100644
--- a/atom/common/native_mate_converters/network_converter.cc
+++ b/atom/common/native_mate_converters/network_converter.cc
@@ -26,10 +26,8 @@ Converter<scoped_refptr<network::ResourceRequestBody>>::ToV8(
     auto post_data_dict = std::make_unique<base::DictionaryValue>();
     auto type = element.type();
     if (type == network::DataElement::TYPE_BYTES) {
-      auto vec = std::vector<char>(
-          element.bytes(),
-          element.bytes() + static_cast<size_t>(element.length()));
-      auto bytes = std::make_unique<base::Value>(vec);
+      auto bytes = std::make_unique<base::Value>(std::vector<char>(
+          element.bytes(), element.bytes() + (element.length())));
       post_data_dict->SetString("type", "rawData");
       post_data_dict->Set("bytes", std::move(bytes));
     } else if (type == network::DataElement::TYPE_FILE) {
diff --git a/atom/common/native_mate_converters/v8_value_converter.cc b/atom/common/native_mate_converters/v8_value_converter.cc
index 4662b1679b..029742316c 100644
--- a/atom/common/native_mate_converters/v8_value_converter.cc
+++ b/atom/common/native_mate_converters/v8_value_converter.cc
@@ -419,10 +419,9 @@ base::Value* V8ValueConverter::FromV8Array(v8::Local<v8::Array> val,
 base::Value* V8ValueConverter::FromNodeBuffer(v8::Local<v8::Value> value,
                                               FromV8ValueState* state,
                                               v8::Isolate* isolate) const {
-  auto vec = std::vector<char>(
+  return new base::Value(std::vector<char>(
       node::Buffer::Data(value),
-      node::Buffer::Data(value) + node::Buffer::Length(value));
-  return std::make_unique<base::Value>(vec).release();
+      node::Buffer::Data(value) + node::Buffer::Length(value)));
 }
 
 base::Value* V8ValueConverter::FromV8Object(v8::Local<v8::Object> val,