diff --git a/doc/api/fs.md b/doc/api/fs.md
index f2430b0da09a78..795428af290730 100644
--- a/doc/api/fs.md
+++ b/doc/api/fs.md
@@ -2761,9 +2761,8 @@ added: v0.1.31
 -->
 
 * `filename` {string|Buffer}
-* `listener` {Function|undefined} **Default:** `undefined`
-  * `eventType` {string}
-  * `filename` {string|Buffer}
+* `listener` {Function} Optional, a listener previously attached using
+  `fs.watchFile()`
 
 Stop watching for changes on `filename`. If `listener` is specified, only that
 particular listener is removed. Otherwise, *all* listeners are removed,