diff --git a/oaipmh-core/src/main/java/info/textgrid/middleware/RecordDelivererIDIOM.java b/oaipmh-core/src/main/java/info/textgrid/middleware/RecordDelivererIDIOM.java
index 51e8adafb7353647a61959c442973a11bce0789a..c8fd683965c703bf2ac01a65e0e1fe5927515a64 100644
--- a/oaipmh-core/src/main/java/info/textgrid/middleware/RecordDelivererIDIOM.java
+++ b/oaipmh-core/src/main/java/info/textgrid/middleware/RecordDelivererIDIOM.java
@@ -80,7 +80,7 @@ public class RecordDelivererIDIOM extends RecordDelivererAbstract {
     }
 
     GetRequest getRequest =
-        new GetRequest(OAI_ESClient.getEsIndex(), OAI_ESClient.getEsType(), changedId)
+        new GetRequest("textgrid-nonpublic", OAI_ESClient.getEsType(), changedId)
             .fetchSourceContext(fetchSourceContext);
     GetResponse objectInDatabase = null;