diff --git a/data-discovery/src/main/java/vlkb/webapi/FormatResponseFilter.java b/data-discovery/src/main/java/vlkb/webapi/FormatResponseFilter.java
index bcc22869769d8d089cd8b1f5ff2b3809eb28a553..2bc2e9cd76ac420258d1b2c630493217c8854332 100644
--- a/data-discovery/src/main/java/vlkb/webapi/FormatResponseFilter.java
+++ b/data-discovery/src/main/java/vlkb/webapi/FormatResponseFilter.java
@@ -115,7 +115,7 @@ public class FormatResponseFilter implements Filter
          final String respFormat = settings.serviceUrls.responseFormat();
          LOGGER.info("responseFormat: " + respFormat);
 
-         if(respFormat.equals("application/vlkb+xml")) // FIXME hsould be application/x-vlkb+xml -> x- is for eXperimental a.k.a. not registered
+         if(respFormat.equals("application/x-vlkb+xml"))
          {
             response.setContentType("application/xml");
             boolean showDuration = true;