diff --git a/doc/api/fs.md b/doc/api/fs.md
index df2f3a6b65861e..c17c96d3a23208 100644
--- a/doc/api/fs.md
+++ b/doc/api/fs.md
@@ -4395,6 +4395,10 @@ the end of the file.
 <!-- YAML
 added: v0.11.5
 changes:
+  - version: v17.8.0
+    pr-url: https://github.com/nodejs/node/pull/42149
+    description: Passing to the `string` parameter an object with an own
+                 `toString` function is deprecated.
   - version: v14.12.0
     pr-url: https://github.com/nodejs/node/pull/34993
     description: The `string` parameter will stringify an object with an
@@ -4464,6 +4468,10 @@ changes:
     description: Passing an invalid callback to the `callback` argument
                  now throws `ERR_INVALID_ARG_TYPE` instead of
                  `ERR_INVALID_CALLBACK`.
+  - version: v17.8.0
+    pr-url: https://github.com/nodejs/node/pull/42149
+    description: Passing to the `string` parameter an object with an own
+                 `toString` function is deprecated.
   - version: v16.0.0
     pr-url: https://github.com/nodejs/node/pull/37460
     description: The error returned may be an `AggregateError` if more than one
@@ -4524,9 +4532,6 @@ The `encoding` option is ignored if `data` is a buffer.
 The `mode` option only affects the newly created file. See [`fs.open()`][]
 for more details.
 
-If `data` is a plain object, it must have an own (not inherited) `toString`
-function property.
-
 ```mjs
 import { writeFile } from 'fs';
 import { Buffer } from 'buffer';
@@ -5694,6 +5699,10 @@ this API: [`fs.utimes()`][].
 <!-- YAML
 added: v0.1.29
 changes:
+  - version: v17.8.0
+    pr-url: https://github.com/nodejs/node/pull/42149
+    description: Passing to the `data` parameter an object with an own
+                 `toString` function is deprecated.
   - version: v14.12.0
     pr-url: https://github.com/nodejs/node/pull/34993
     description: The `data` parameter will stringify an object with an
@@ -5723,9 +5732,6 @@ changes:
 
 Returns `undefined`.
 
-If `data` is a plain object, it must have an own (not inherited) `toString`
-function property.
-
 The `mode` option only affects the newly created file. See [`fs.open()`][]
 for more details.