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 5e22d9bca45d9bd997ca984b38c08ac82f6c2287..3ea0c459a458802cb1559db61aa0275e358c69b2 100644
--- a/oaipmh-core/src/main/java/info/textgrid/middleware/SetDeliverer.java
+++ b/oaipmh-core/src/main/java/info/textgrid/middleware/SetDeliverer.java
@@ -55,8 +55,9 @@ public class SetDeliverer {
    */
   public ListSetsType setListBuilder() {
 
-    String meth = "setListBuilder() > ";
-    System.out.println(meth + "DARIAH=" + this.dariah + ", TEXTGRID=" + this.textgrid);
+    // String meth = "setListBuilder() > ";
+
+    // System.out.println(meth + "DARIAH=" + this.dariah + ", TEXTGRID=" + this.textgrid);
 
     ListSetsType setList = new ListSetsType();
     QueryBuilder aggQuery;
@@ -67,18 +68,18 @@ public class SetDeliverer {
           TextGridMimetypes.DARIAH_COLLECTION);
     }
 
-    System.out.println(meth + "aggQuery: " + aggQuery);
+    // System.out.println(meth + "aggQuery: " + aggQuery);
 
     SearchRequestBuilder request = OAI_ESClient.getOaiESClient()
         .prepareSearch(OAI_ESClient.getEsIndex()).setTypes(OAI_ESClient.getEsType())
         .setQuery(aggQuery).addField(this.formatField).addField(this.identifierField)
         .addField("project.value").addField("project.id").setSize(100000);
 
-    System.out.println(meth + "request: " + request);
+    // System.out.println(meth + "request: " + request);
 
     SearchResponse getRecordListItems = request.execute().actionGet();
 
-    System.out.println(meth + "getRecordListItems:" + getRecordListItems);
+    // System.out.println(meth + "getRecordListItems:" + getRecordListItems);
 
     for (SearchHit hit : getRecordListItems.getHits().getHits()) {
       if (this.dariah == true && hit.getFields().get(this.identifierField).values().get(0)
@@ -86,7 +87,7 @@ public class SetDeliverer {
         String pid = hit.getFields().get(this.identifierField).values().get(0).toString();
         this.identifier.add(pid);
 
-        System.out.println(meth + "PID: " + pid);
+        // System.out.println(meth + "PID: " + pid);
       }
 
       if (this.textgrid == true) {
@@ -95,7 +96,7 @@ public class SetDeliverer {
         String projectSetSpec = projectName.concat(":").concat(projectID);
         this.setSet.put(projectID, projectName);
 
-        System.out.println(meth + "projectID: " + projectSetSpec);
+        // System.out.println(meth + "projectID: " + projectSetSpec);
 
         Iterator it = setSet.entrySet().iterator();
         while (it.hasNext()) {
diff --git a/oaipmh-core/src/test/java/info/textgrid/middleware/OaiPmhTextgridOnlineTests.java b/oaipmh-core/src/test/java/info/textgrid/middleware/OaiPmhTextgridOnlineTests.java
index 0be99966586e6c8838955775ec37c14751c0b559..dc1e3d6be6d318bbb512e4c76c80df78f49ae848 100644
--- a/oaipmh-core/src/test/java/info/textgrid/middleware/OaiPmhTextgridOnlineTests.java
+++ b/oaipmh-core/src/test/java/info/textgrid/middleware/OaiPmhTextgridOnlineTests.java
@@ -155,7 +155,8 @@ public class OaiPmhTextgridOnlineTests {
     // Testing for set: Digital Bibliothek.
     String shouldContainTEXTGRIDLABORG =
         "<setSpec>project:TGPR-372fe6dc-57f2-6cd4-01b5-2c4bbefcfd3c</setSpec>";
-    String shouldContainDEFTEXTGRIDLABORG = "<setSpec>project:</setSpec>";
+    String shouldContainDEFTEXTGRIDLABORG =
+        "<setSpec>project:TGPR-372fe6dc-57f2-6cd4-01b5-2c4bbefcfd3c</setSpec>";
 
     System.out.println(TESTING + "#LISTSETS");