diff --git a/lib/fs.js b/lib/fs.js
index 12ba9b8dba790f..52f392d749364c 100644
--- a/lib/fs.js
+++ b/lib/fs.js
@@ -1794,7 +1794,6 @@ ReadStream.prototype._read = function(n) {
 
   if (!pool || pool.length - pool.used < kMinPoolSpace) {
     // discard the old pool.
-    pool = null;
     allocNewPool(this._readableState.highWaterMark);
   }