diff --git a/src/main/java/org/gcube/gcat/persistence/ckan/CKANPackage.java b/src/main/java/org/gcube/gcat/persistence/ckan/CKANPackage.java
index 3bab319..1629cab 100644
--- a/src/main/java/org/gcube/gcat/persistence/ckan/CKANPackage.java
+++ b/src/main/java/org/gcube/gcat/persistence/ckan/CKANPackage.java
@@ -992,7 +992,9 @@ public class CKANPackage extends CKAN implements Moderated {
 				((ObjectNode) jsonNode).replace(RESOURCES_KEY, resourcesToBeSend);
 			}
 			
-			addItemURLViaResolver(jsonNode);
+			if(jsonNode.has(EXTRAS_KEY)) {
+				addItemURLViaResolver(jsonNode);
+			}
 			
 			sendPostRequest(ITEM_PATCH, getAsString(jsonNode));