diff --git a/fet2020/posts/search_indexes.py b/fet2020/posts/search_indexes.py
index 596aede7..d0eac8cb 100644
--- a/fet2020/posts/search_indexes.py
+++ b/fet2020/posts/search_indexes.py
@@ -28,11 +28,11 @@ class PostIndex(indexes.SearchIndex, indexes.Indexable):
             return obj.event_start.date()
 
     def prepare_agenda(self, obj):
-        if obj.has_agenda:
+        if obj.has_agenda and not obj.agenda_html:
             return html2text(obj.agenda_html)
         return None
 
     def prepare_protocol(self, obj):
-        if obj.has_protocol:
+        if obj.has_protocol and not obj.protocol_html:
             return html2text(obj.protocol_html)
         return None