diff --git a/oaipmh-core/src/main/java/info/textgrid/middleware/SetDeliverer.java b/oaipmh-core/src/main/java/info/textgrid/middleware/SetDeliverer.java
index 030e54ae50a274cf253ba0070f63f8fddfdfa3b2..5709a63b8586cc5aeb4885bde105fcda7060cf81 100644
--- a/oaipmh-core/src/main/java/info/textgrid/middleware/SetDeliverer.java
+++ b/oaipmh-core/src/main/java/info/textgrid/middleware/SetDeliverer.java
@@ -77,6 +77,7 @@ public class SetDeliverer {
 		
 		for (String identifierSetSpec : this.identifier) {
 			String id = identifierSetSpec;
+			System.out.println("The id is: " + id);
 			if (identifierSetSpec.startsWith(repositoryObjectURIPrefix)) {
 				id = identifierSetSpec.substring(repositoryObjectURIPrefix.length());
 			}