diff --git a/racket-webview.rkt b/racket-webview.rkt
index 416ce30..25e8531 100644
--- a/racket-webview.rkt
+++ b/racket-webview.rkt
@@ -1074,19 +1074,19 @@
 
 (define/contract (webview-tray-set-icon! tray icon-file)
   (-> wv-tray? (or/c string? path?) symbol?)
-  (rkt-webview-tray-set-icon! tray (format "~a" icon-file)))
+  (rkt-webview-tray-set-icon! (wv-win-handle tray) (format "~a" icon-file)))
 
 (define/contract (webview-tray-set-tooltip! tray tooltip)
   (-> wv-tray? string? symbol?)
-  (rkt-webview-tray-set-tooltip! tray tooltip))
+  (rkt-webview-tray-set-tooltip! (wv-win-handle tray) tooltip))
 
 (define/contract (webview-tray-show-message tray title message)
   (-> wv-tray? string? string? symbol?)
-  (rkt-webview-tray-show-message tray title message))
+  (rkt-webview-tray-show-message (wv-win-handle tray) title message))
 
 (define/contract (webview-tray-set-menu! tray menu)
   (-> wv-tray? is-wv-menu? symbol?)
-  (rkt-webview-tray-set-menu! tray (wv-menu->json menu)))
+  (rkt-webview-tray-set-menu! (wv-win-handle tray) (wv-menu->json menu)))
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;; delayed reactor