diff --git a/src/main/java/de/uni_stuttgart/vis/vowl/owl2vowl/converter/AbstractConverter.java b/src/main/java/de/uni_stuttgart/vis/vowl/owl2vowl/converter/AbstractConverter.java
index 35ad112..ae27243 100644
--- a/src/main/java/de/uni_stuttgart/vis/vowl/owl2vowl/converter/AbstractConverter.java
+++ b/src/main/java/de/uni_stuttgart/vis/vowl/owl2vowl/converter/AbstractConverter.java
@@ -4,6 +4,7 @@ import de.uni_stuttgart.vis.vowl.owl2vowl.export.types.Exporter;
import de.uni_stuttgart.vis.vowl.owl2vowl.export.types.JsonGenerator;
import de.uni_stuttgart.vis.vowl.owl2vowl.model.data.VowlData;
import de.uni_stuttgart.vis.vowl.owl2vowl.model.entities.AbstractEntity;
+import de.uni_stuttgart.vis.vowl.owl2vowl.model.entities.properties.VowlObjectProperty;
import de.uni_stuttgart.vis.vowl.owl2vowl.parser.owlapi.EntityCreationVisitor;
import de.uni_stuttgart.vis.vowl.owl2vowl.parser.owlapi.IndividualsVisitor;
import de.uni_stuttgart.vis.vowl.owl2vowl.parser.vowl.AnnotationParser;