diff -r 881dfcf46cd6 -r 6cac1a5b4c47 ui/motif/menu.c
--- a/ui/motif/menu.c	Tue Jun 02 20:12:57 2026 +0200
+++ b/ui/motif/menu.c	Tue Jun 02 20:14:14 2026 +0200
@@ -199,7 +199,7 @@
     Widget button = XmCreateToggleButton(p, "menuradiobutton", args, n);
     XtManageChild(button);
     
-    ui_bind_radiobutton(obj, button, NULL, it->varname, it->callback, it->userdata, 0);
+    ui_bind_radiobutton(obj, button, NULL, it->varname, it->callback, it->userdata, NULL, 0);
 }
 
 static void menuitem_list_remove_binding(void *obj) {