diff --git a/data/item_visual.h b/data/item_visual.h
index 19cb8d9..258ac1b 100644
--- a/data/item_visual.h
+++ b/data/item_visual.h
@@ -1,10 +1,10 @@
 #ifndef ITEM_VISUAL_H
 #define ITEM_VISUAL_H
 
-#include "core/reference.h"
+#include "core/resource.h"
 
-class ItemVisual : public Reference {
-	GDCLASS(ItemVisual, Reference);
+class ItemVisual : public Resource {
+	GDCLASS(ItemVisual, Resource);
 
 public:
 	ItemVisual();
diff --git a/data/item_visual_entry.h b/data/item_visual_entry.h
index 6ac3db3..f89a76e 100644
--- a/data/item_visual_entry.h
+++ b/data/item_visual_entry.h
@@ -1,10 +1,10 @@
 #ifndef ITEM_VISUAL_ENTRY_H
 #define ITEM_VISUAL_ENTRY_H
 
-#include "core/reference.h"
+#include "core/resource.h"
 
-class ItemVisualEntry : public Reference {
-	GDCLASS(ItemVisualEntry, Reference);
+class ItemVisualEntry : public Resource {
+	GDCLASS(ItemVisualEntry, Resource);
 
 public:
 	ItemVisualEntry();