diff --git a/src/main/java/eu/dnetlib/dhp/schema/oaf/Result.java b/src/main/java/eu/dnetlib/dhp/schema/oaf/Result.java
index 0bddaf5..50578eb 100644
--- a/src/main/java/eu/dnetlib/dhp/schema/oaf/Result.java
+++ b/src/main/java/eu/dnetlib/dhp/schema/oaf/Result.java
@@ -759,7 +759,7 @@ public class Result extends OafEntity implements Serializable {
 			return enrichmentResult;
 		}
 		if (enrichmentInstances == null) {
-			return enrichmentResult;
+			return toEnrichInstances;
 		}
 		Map<String, Instance> ri = toInstanceMap(enrichmentInstances);