--- a/ui/motif/window.c	Tue May 05 20:27:58 2026 +0200
+++ b/ui/motif/window.c	Wed May 06 22:09:48 2026 +0200
@@ -142,7 +142,7 @@
     XtSetArg(args[n], XmNleftAttachment, XmATTACH_FORM); n++;
     XtSetArg(args[n], XmNrightAttachment, XmATTACH_FORM); n++;
     Widget vbox = XtCreateManagedWidget("window_vbox", gridClass, form, args, n);
-    UiContainerX *container = ui_box_container(obj, vbox, UI_BOX_VERTICAL);
+    UiContainer *container = ui_box_container(obj, vbox, UI_BOX_VERTICAL);
     uic_object_push_container(obj, container);
     
     obj->widget = toplevel;