diff --git a/lib/buffer.js b/lib/buffer.js
index 415f37238db7cc..1c686f36c61ea0 100644
--- a/lib/buffer.js
+++ b/lib/buffer.js
@@ -1398,4 +1398,6 @@ Buffer.prototype.toLocaleString = Buffer.prototype.toString;
 
 // Put this at the end because internal/buffer has a circular
 // dependency on Buffer.
-exports.transcode = require('internal/buffer').transcode;
+const internalBuffer = require('internal/buffer');
+exports.transcode = internalBuffer.transcode;
+internalBuffer.FastBuffer = FastBuffer;