diff --git a/server/settings.py b/server/settings.py
index ddd803e..99aa4e7 100644
--- a/server/settings.py
+++ b/server/settings.py
@@ -163,7 +163,7 @@
     "language": {"terms": {"field": "language", "size": 50}},
     "source": {"terms": {"field": "source", "size": 50}},
     "service": {"terms": {"field": "service.name", "size": 50}},
-    "subject": {"terms": {"field": "subject.name", "size": 50}},
+    "subject": {"terms": {"field": "subject.name", "size": 100}},
     "genre": {"terms": {"field": "genre.name", "size": 50}},
 }