diff --git a/lib/internal/streams/from.js b/lib/internal/streams/from.js
index 13e8a73980ddd1..949d0ceb6dae50 100644
--- a/lib/internal/streams/from.js
+++ b/lib/internal/streams/from.js
@@ -38,11 +38,11 @@ function from(Readable, iterable, opts) {
     ...opts
   });
 
-  // Reading boolean to protect against _read
+  // Flag to protect against _read
   // being called before last iteration completion.
   let reading = false;
 
-  // needToClose boolean if iterator needs to be explicitly closed
+  // Flag for when iterator needs to be explicitly closed.
   let needToClose = false;
 
   readable._read = function() {