diff --git a/shell/browser/web_dialog_helper.cc b/shell/browser/web_dialog_helper.cc
index 0d3c84cc0ae1..90db26e6f40a 100644
--- a/shell/browser/web_dialog_helper.cc
+++ b/shell/browser/web_dialog_helper.cc
@@ -64,16 +64,12 @@ class FileSelectHelper : public base::RefCounted<FileSelectHelper>,
 
   void ShowSaveDialog(const file_dialog::DialogSettings& settings) {
     v8::Isolate* isolate = v8::Isolate::GetCurrent();
-    v8::Local<v8::Context> context = isolate->GetCurrentContext();
     electron::util::Promise<mate::Dictionary> promise(isolate);
-    v8::Local<v8::Promise> handle = promise.GetHandle();
+
+    auto callback = base::BindOnce(&FileSelectHelper::OnSaveDialogDone, this);
+    ignore_result(promise.Then(std::move(callback)));
 
     file_dialog::ShowSaveDialog(settings, std::move(promise));
-    ignore_result(handle->Then(
-        context,
-        v8::Local<v8::Function>::Cast(mate::ConvertToV8(
-            isolate,
-            base::BindOnce(&FileSelectHelper::OnSaveDialogDone, this)))));
   }
 
  private: