diff --git a/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/internal/ElementCompositorService.java b/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/internal/ElementCompositorService.java
index 575f709265e2a848d2379e2312c638d80280f1d4..e3ff4e2fb0cd80807ecdb36a6334135a808172bd 100644
--- a/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/internal/ElementCompositorService.java
+++ b/org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/internal/ElementCompositorService.java
@@ -22,6 +22,7 @@ import java.util.List;
 import org.eclipse.emf.ecore.EObject;
 import org.fortiss.tooling.kernel.extension.IElementCompositor;
 import org.fortiss.tooling.kernel.extension.data.IElementCompositionContext;
+import org.fortiss.tooling.kernel.extension.data.ITopLevelElement;
 import org.fortiss.tooling.kernel.extension.data.Prototype;
 import org.fortiss.tooling.kernel.model.ILibraryElementReference;
 import org.fortiss.tooling.kernel.service.IElementCompositorService;