diff --git a/types/json2csv/JSON2CSVAsyncParser.d.ts b/types/json2csv/JSON2CSVAsyncParser.d.ts
index a9bac21226..3b5d396542 100644
--- a/types/json2csv/JSON2CSVAsyncParser.d.ts
+++ b/types/json2csv/JSON2CSVAsyncParser.d.ts
@@ -1,5 +1,4 @@
-import { ReadStream, WriteStream } from "fs";
-import { Transform, TransformOptions, Writable } from "stream";
+import { Transform, TransformOptions, Writable, Readable } from "stream";
 
 import JSON2CSVBase, { json2csv } from "./JSON2CSVBase";
 import JSON2CSVTransform from "./JSON2CSVTransform";
@@ -11,11 +10,11 @@ declare class JSON2CSVAsyncParser<T> extends JSON2CSVBase<T> {
 
     constructor(opts?: json2csv.Options<T>, transformOpts?: TransformOptions);
 
-    public fromInput(input: ReadStream): JSON2CSVAsyncParser<T>;
+    public fromInput(input: Readable): JSON2CSVAsyncParser<T>;
 
     public throughTransform(transform: Transform): JSON2CSVAsyncParser<T>;
 
-    public toOutput(output: WriteStream): JSON2CSVAsyncParser<T>;
+    public toOutput(output: Writable): JSON2CSVAsyncParser<T>;
 
     public promise(): Promise<string>;
 }