diff --git a/docs/api/breaking-changes.md b/docs/api/breaking-changes.md
index 748778fe6159..e9d2cd1def5c 100644
--- a/docs/api/breaking-changes.md
+++ b/docs/api/breaking-changes.md
@@ -172,7 +172,7 @@ const w = new BrowserWindow({
 
 ### `nativeWindowOpen`
 
-Child windows opened with the `nativeWindowOpen` option will always have Node.js integration disabled.
+Child windows opened with the `nativeWindowOpen` option will always have Node.js integration disabled, unless `nodeIntegrationInSubFrames` is `true.
 
 ### Privileged Schemes Registration
 
diff --git a/docs/api/browser-window.md b/docs/api/browser-window.md
index 11d39e7d84d4..930f624ab0ef 100644
--- a/docs/api/browser-window.md
+++ b/docs/api/browser-window.md
@@ -256,7 +256,7 @@ It creates a new `BrowserWindow` with native properties as set by the `options`.
       enabled in web workers. Default is `false`. More about this can be found
       in [Multithreading](../tutorial/multithreading.md).
     * `nodeIntegrationInSubFrames` Boolean (optional) - Experimental option for
-      enabling Node.js support in sub-frames such as iframes. All your preloads will load for
+      enabling Node.js support in sub-frames such as iframes and child windows. All your preloads will load for
       every iframe, you can use `process.isMainFrame` to determine if you are
       in the main frame or not.
     * `preload` String (optional) - Specifies a script that will be loaded before other
@@ -353,7 +353,7 @@ It creates a new `BrowserWindow` with native properties as set by the `options`.
       Console tab.
     * `nativeWindowOpen` Boolean (optional) - Whether to use native
       `window.open()`. Defaults to `false`. Child windows will always have node
-      integration disabled. **Note:** This option is currently
+      integration disabled unless `nodeIntegrationInSubFrames` is true. **Note:** This option is currently
       experimental.
     * `webviewTag` Boolean (optional) - Whether to enable the [`<webview>` tag](webview-tag.md).
       Defaults to `false`. **Note:** The