diff --git a/src/main/java/org/gcube/datacatalogue/metadatadiscovery/DataCalogueMetadataFormatReader.java b/src/main/java/org/gcube/datacatalogue/metadatadiscovery/DataCalogueMetadataFormatReader.java
index 69139e8..7c1bfd0 100644
--- a/src/main/java/org/gcube/datacatalogue/metadatadiscovery/DataCalogueMetadataFormatReader.java
+++ b/src/main/java/org/gcube/datacatalogue/metadatadiscovery/DataCalogueMetadataFormatReader.java
@@ -15,6 +15,7 @@ import java.util.stream.Collectors;
 import javax.xml.XMLConstants;
 import javax.xml.parsers.DocumentBuilder;
 import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
 import javax.xml.transform.Source;
 import javax.xml.transform.dom.DOMSource;
 import javax.xml.transform.stream.StreamSource;
@@ -207,7 +208,7 @@ public class DataCalogueMetadataFormatReader implements DataCatalogueMetadataDis
 	}
 	
 	@Override
-	public void validateProfile(String xmlProfile) throws Exception {
+	public void validateProfile(String xmlProfile) throws ParserConfigurationException, SAXException, IOException {
 		DocumentBuilder db = DocumentBuilderFactory.newInstance().newDocumentBuilder();
 		Document doc = db.parse( new InputSource(new StringReader(xmlProfile))); 
 		DOMSource source = new DOMSource(doc);