diff -r 809581724cc7 -r 0358f1d9c506 ui/gtk/window.c
--- a/ui/gtk/window.c	Sat Apr 15 21:06:45 2023 +0200
+++ b/ui/gtk/window.c	Mon May 22 16:17:26 2023 +0200
@@ -34,6 +34,8 @@
 #include "../ui/properties.h"
 #include "../common/context.h"
 
+#include <cx/basic_mempool.h>
+
 #include "menu.h"
 #include "toolbar.h"
 #include "container.h"
@@ -66,8 +68,8 @@
 }
 
 static UiObject* create_window(char *title, void *window_data, UiBool simple) {
-    UcxMempool *mp = ucx_mempool_new(256);
-    UiObject *obj = ucx_mempool_calloc(mp, 1, sizeof(UiObject)); 
+    CxMempool *mp = cxBasicMempoolCreate(256);
+    UiObject *obj = cxCalloc(mp->allocator, 1, sizeof(UiObject)); 
     
 #ifndef UI_GTK2
     obj->widget = gtk_application_window_new(ui_get_application());
@@ -76,7 +78,7 @@
 #endif
     
     
-    obj->ctx = uic_context(obj, mp);
+    obj->ctx = uic_context(obj, mp->allocator);
     obj->window = window_data;
     
     if(title != NULL) {