diff --git a/gtk/deprecated/gtkstatusicon.c b/gtk/deprecated/gtkstatusicon.c
index 301a739326..91fb0482f5 100644
--- a/gtk/deprecated/gtkstatusicon.c
+++ b/gtk/deprecated/gtkstatusicon.c
@@ -728,7 +728,7 @@ wndproc (HWND   hwnd,
 	  GtkStatusIconPrivate *priv = status_icon->priv;
 
 	  priv->nid.hWnd = hwnd;
-	  priv->nid.uID = GPOINTER_TO_UINT (status_icon);
+	  priv->nid.uID = status_icon_id++;
 	  priv->nid.uCallbackMessage = WM_GTK_TRAY_NOTIFICATION;
 	  priv->nid.uFlags = NIF_MESSAGE;