diff --git a/app/corpora/pj_events.py b/app/corpora/pj_events.py
index 7da9985e..59645139 100644
--- a/app/corpora/pj_events.py
+++ b/app/corpora/pj_events.py
@@ -80,7 +80,7 @@ def pj_corpus_analysis_query(query):
         if client.status == 'abort':
             break
         chunk = results.export(context=context, cutoff=chunk_size,
-                               offset=chunk_start)
+                               expand_lists=True, offset=chunk_start)
         if (results.size == 0):
             progress = 100
         else: