diff --git a/doc/api/fs.md b/doc/api/fs.md
index 7c5c3677868c6a..24daaaaa53c3df 100644
--- a/doc/api/fs.md
+++ b/doc/api/fs.md
@@ -3835,6 +3835,9 @@ fs.watch('somedir', (eventType, filename) => {
 <!-- YAML
 added: v0.1.31
 changes:
+  - version: v10.5.0
+    pr-url: https://github.com/nodejs/node/pull/20220
+    description: The `bigint` option is now supported.
   - version: v7.6.0
     pr-url: https://github.com/nodejs/node/pull/10739
     description: The `filename` parameter can be a WHATWG `URL` object using
@@ -3843,6 +3846,7 @@ changes:
 
 * `filename` {string|Buffer|URL}
 * `options` {Object}
+  * `bigint` {boolean} **Default:** `false`
   * `persistent` {boolean} **Default:** `true`
   * `interval` {integer} **Default:** `5007`
 * `listener` {Function}
@@ -3868,7 +3872,8 @@ fs.watchFile('message.text', (curr, prev) => {
 });
 ```
 
-These stat objects are instances of `fs.Stat`.
+These stat objects are instances of `fs.Stat`. If the `bigint` option is `true`,
+the numeric values in these objects are specified as `BigInt`s.
 
 To be notified when the file was modified, not just accessed, it is necessary
 to compare `curr.mtime` and `prev.mtime`.