diff --git a/data-discovery/src/main/java/vlkb/output/XmlSerializer.java b/data-discovery/src/main/java/vlkb/output/XmlSerializer.java
index 5b16f145e282296e34a9eb416af9a4307b07d434..0c495622d49fc7ebeb28991193966c3d9a88a0c7 100644
--- a/data-discovery/src/main/java/vlkb/output/XmlSerializer.java
+++ b/data-discovery/src/main/java/vlkb/output/XmlSerializer.java
@@ -189,7 +189,7 @@ public final class XmlSerializer
       {
          for(Dataset dataset : subsurvey.datasetArr)
          {
-            if(dataset.obsCore == null) continue; // skip mergeable datasets
+            if(dataset.obsCore == null) continue; // FIXME skip mergeable datasets
 
             astro.addRow( obscoreRow(dataset, subsurvey) );
          }