diff --git a/DataModelInstance.h b/DataModelInstance.h
index 45844dc..96ad7a5 100644
--- a/DataModelInstance.h
+++ b/DataModelInstance.h
@@ -1,5 +1,4 @@
 #pragma once
-#include "instance.h"
 #include "WorkspaceInstance.h"
 #include "LevelInstance.h"