diff --git a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/FisheryRecord.java b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/FisheryRecord.java
index 73b5537..cceaf4d 100644
--- a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/FisheryRecord.java
+++ b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/FisheryRecord.java
@@ -6,12 +6,14 @@ import org.gcube.data_catalogue.grsf_publish_ws.custom_annotations.Tag;
 import org.gcube.data_catalogue.grsf_publish_ws.utils.groups.Production_System_Type;
 import org.gcube.data_catalogue.grsf_publish_ws.utils.groups.Status;
 
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import com.fasterxml.jackson.annotation.JsonProperty;
 
 /**
  * A fishery record bean
  * @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
  */
+@JsonIgnoreProperties(ignoreUnknown = true) // ignore in serialization/deserialization
 public class FisheryRecord extends Common{
 
 	@JsonProperty("fishery_name")
diff --git a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/Resource.java b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/Resource.java
index b5dd911..f6fe4bd 100644
--- a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/Resource.java
+++ b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/Resource.java
@@ -1,11 +1,13 @@
 package org.gcube.data_catalogue.grsf_publish_ws.json.input;
 
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import com.fasterxml.jackson.annotation.JsonProperty;
 
 /**
  * A resource object bean
  * @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
  */
+@JsonIgnoreProperties(ignoreUnknown = true) // ignore in serialization/deserialization
 public class Resource {
 
 	@JsonProperty("url")
diff --git a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/StockRecord.java b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/StockRecord.java
index aa6476f..70219f3 100644
--- a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/StockRecord.java
+++ b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/StockRecord.java
@@ -7,12 +7,14 @@ import org.gcube.data_catalogue.grsf_publish_ws.utils.groups.Abundance_Level;
 import org.gcube.data_catalogue.grsf_publish_ws.utils.groups.Exploitation_Rate;
 import org.gcube.data_catalogue.grsf_publish_ws.utils.groups.Status;
 
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import com.fasterxml.jackson.annotation.JsonProperty;
 
 /**
  * A stock record bean
  * @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
  */
+@JsonIgnoreProperties(ignoreUnknown = true) // ignore in serialization/deserialization
 public class StockRecord extends Common{
 
 	@JsonProperty("stock_name")