diff --git a/docs/api/browser-window.md b/docs/api/browser-window.md
index edac2f406325..dec55f3b360b 100644
--- a/docs/api/browser-window.md
+++ b/docs/api/browser-window.md
@@ -1316,6 +1316,8 @@ The native type of the handle is `HWND` on Windows, `NSView*` on macOS, and
 
 * `message` Integer
 * `callback` Function
+  * `wParam` any - The `wParam` provided to the WndProc
+  * `lParam` any - The `lParam` provided to the WndProc
 
 Hooks a windows message. The `callback` is called when
 the message is received in the WndProc.