diff --git a/dmp-backend/web/src/main/java/eu/eudat/logic/utilities/documents/xml/ExportXmlBuilder.java b/dmp-backend/web/src/main/java/eu/eudat/logic/utilities/documents/xml/ExportXmlBuilder.java
index 8b57c6a99..9c8a591b4 100644
--- a/dmp-backend/web/src/main/java/eu/eudat/logic/utilities/documents/xml/ExportXmlBuilder.java
+++ b/dmp-backend/web/src/main/java/eu/eudat/logic/utilities/documents/xml/ExportXmlBuilder.java
@@ -20,6 +20,9 @@ import java.io.BufferedWriter;
 import java.io.File;
 import java.io.FileWriter;
 import java.io.IOException;
+import java.time.Instant;
+import java.time.ZoneId;
+import java.time.format.DateTimeFormatter;
 import java.util.List;
 import java.util.Map;
 import java.util.UUID;
@@ -126,7 +129,11 @@ public class ExportXmlBuilder {
                             Map<String, Object> jsonElement = mapper.readValue(field.getValue().toString(), Map.class);
                             valueField.setTextContent((jsonElement.get("label") != null ? jsonElement.get("label").toString() : jsonElement.get("name") != null ? jsonElement.get("name").toString() : ""));
                         } catch (IOException e) {
-                            valueField.setTextContent(field.getValue().toString());
+                            try {
+                                valueField.setTextContent(DateTimeFormatter.ofPattern("yyyy-MM-dd").withZone(ZoneId.systemDefault()).format(Instant.parse(field.getValue().toString())));
+                            } catch (Exception exc) {
+                                valueField.setTextContent(field.getValue().toString());
+                            }
                         }
                     }
                     elementField.appendChild(valueField);
diff --git a/dmp-backend/web/src/main/java/eu/eudat/models/rda/mapper/DatasetRDAMapper.java b/dmp-backend/web/src/main/java/eu/eudat/models/rda/mapper/DatasetRDAMapper.java
index 3473fec6c..67858a14b 100644
--- a/dmp-backend/web/src/main/java/eu/eudat/models/rda/mapper/DatasetRDAMapper.java
+++ b/dmp-backend/web/src/main/java/eu/eudat/models/rda/mapper/DatasetRDAMapper.java
@@ -20,6 +20,10 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
 import javax.transaction.Transactional;
+import java.time.Instant;
+import java.time.ZoneId;
+import java.time.format.DateTimeFormatter;
+import java.time.format.DateTimeParseException;
 import java.util.*;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
@@ -152,7 +156,12 @@ public class DatasetRDAMapper {
 			templateIdsToValues.entrySet().forEach(entry -> {
 				boolean isFound = foundNodes.stream().anyMatch(node -> node.get("id").asText().equals(entry.getKey()));
 				if (!isFound && entry.getValue() != null && !entry.getValue().toString().isEmpty()) {
-					rda.setAdditionalProperty(entry.getKey(), entry.getValue());
+					try {
+						Instant time = Instant.parse(entry.getValue().toString());
+						rda.setAdditionalProperty(entry.getKey(), DateTimeFormatter.ofPattern("yyyy-MM-dd").withZone(ZoneId.systemDefault()).format(time));
+					} catch (DateTimeParseException e) {
+						rda.setAdditionalProperty(entry.getKey(), entry.getValue());
+					}
 				}
 			});