diff --git a/lib/core/request.js b/lib/core/request.js
index 2a13b0549a8..bbbac106833 100644
--- a/lib/core/request.js
+++ b/lib/core/request.js
@@ -80,13 +80,12 @@ class Request {
       this.body = null
     } else if (util.isStream(body)) {
       this.body = body
-    } else if (body instanceof DataView) {
-      // TODO: Why is DataView special?
-      this.body = body.buffer.byteLength ? Buffer.from(body.buffer) : null
-    } else if (body instanceof ArrayBuffer || ArrayBuffer.isView(body)) {
-      this.body = body.byteLength ? Buffer.from(body) : null
     } else if (util.isBuffer(body)) {
       this.body = body.byteLength ? body : null
+    } else if (ArrayBuffer.isView(body)) {
+      this.body = body.buffer.byteLength ? Buffer.from(body.buffer, body.byteOffset, body.byteLength) : null
+    } else if (body instanceof ArrayBuffer) {
+      this.body = body.byteLength ? Buffer.from(body) : null
     } else if (typeof body === 'string') {
       this.body = body.length ? Buffer.from(body) : null
     } else if (util.isFormDataLike(body) || util.isIterable(body) || util.isBlobLike(body)) {