1 files changed, 2 insertions, 2 deletions
diff --git a/js/deno.d.ts b/js/deno.d.ts
index f554135bc..a54dab851 100644
--- a/js/deno.d.ts
+++ b/js/deno.d.ts
@@ -1,10 +1,10 @@
 // Copyright 2018 Ryan Dahl <ry@tinyclouds.org>
 // All rights reserved. MIT License.
-type MessageCallback = (msg: ArrayBuffer) => void;
+type MessageCallback = (msg: Uint8Array) => void;
 
 interface Deno {
   recv(cb: MessageCallback): void;
-  send(msg: ArrayBuffer): null | ArrayBuffer;
+  send(msg: ArrayBufferView): null | Uint8Array;
   print(x: string): void;
 }