diff --git a/doc/api/fs.md b/doc/api/fs.md
index 88cbbb4afbc170..bf605818c8132c 100644
--- a/doc/api/fs.md
+++ b/doc/api/fs.md
@@ -167,9 +167,22 @@ close {FileHandle}s. Node.js may change this behavior in the future.
 #### `filehandle.appendFile(data[, options])`
 <!-- YAML
 added: v10.0.0
+changes:
+  - version: v14.18.0
+    pr-url: https://github.com/nodejs/node/pull/37490
+    description: The `data` argument supports `AsyncIterable`, `Iterable` and `Stream`.
+  - version: v14.12.0
+    pr-url: https://github.com/nodejs/node/pull/34993
+    description: The `data` parameter will stringify an object with an
+                 explicit `toString` function.
+  - version: v14.0.0
+    pr-url: https://github.com/nodejs/node/pull/31030
+    description: The `data` parameter won't coerce unsupported input to
+                 strings anymore.
 -->
 
-* `data` {string|Buffer|TypedArray|DataView}
+* `data` {string|Buffer|TypedArray|DataView|Object|AsyncIterable|Iterable
+  |Stream}
 * `options` {Object|string}
   * `encoding` {string|null} **Default:** `'utf8'`
 * Returns: {Promise} Fulfills with `undefined` upon success.