diff --git a/livesync/indico_livesync/initial.py b/livesync/indico_livesync/initial.py
index 62ecfa1..467013c 100644
--- a/livesync/indico_livesync/initial.py
+++ b/livesync/indico_livesync/initial.py
@@ -230,7 +230,7 @@ def query_attachments(ids=None):
     return (
         Attachment.query
         .join(Attachment.folder)
-        .options(folder_strategy, attachment_strategy, joinedload(Attachment.user).joinedload('_affiliation'))
+        .options(folder_strategy, attachment_strategy, joinedload(Attachment.user))
         .outerjoin(AttachmentFolder.linked_event)
         .outerjoin(AttachmentFolder.contribution)
         .outerjoin(Contribution.event.of_type(contrib_event))
@@ -328,7 +328,7 @@ def query_notes(ids=None):
         .filter(export_filter)
         .options(
             note_strategy,
-            joinedload(EventNote.current_revision).joinedload(EventNoteRevision.user).joinedload('_affiliation'),
+            joinedload(EventNote.current_revision).joinedload(EventNoteRevision.user),
         )
         .order_by(EventNote.id)
     )
diff --git a/livesync/setup.cfg b/livesync/setup.cfg
index a01a5f3..593a688 100644
--- a/livesync/setup.cfg
+++ b/livesync/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = indico-plugin-livesync
-version = 3.1
+version = 3.2-dev
 description = Framework for pushing Indico event data to external services
 long_description = file: README.md
 long_description_content_type = text/markdown; charset=UTF-8; variant=GFM
@@ -20,7 +20,7 @@ zip_safe = false
 include_package_data = true
 python_requires = ~=3.9.0
 install_requires =
-    indico>=3.1
+    indico>=3.2.dev0
 
 [options.entry_points]
 indico.plugins =