diff --git a/catalog/book/models.py b/catalog/book/models.py
index d451b9bf..9df59394 100644
--- a/catalog/book/models.py
+++ b/catalog/book/models.py
@@ -48,7 +48,7 @@ class EditionInSchema(ItemInSchema):
     pub_month: int | None = None
     binding: str | None = None
     price: str | None = None
-    pages: str | None = None
+    pages: int | str | None = None
     series: str | None = None
     imprint: str | None = None
 
diff --git a/neodb-takahe b/neodb-takahe
index 4b434ff4..c1f202a9 160000
--- a/neodb-takahe
+++ b/neodb-takahe
@@ -1 +1 @@
-Subproject commit 4b434ff4a53d162e4caca0880d9827289ccac0f3
+Subproject commit c1f202a958b0c90a605042d9157f7dc246a5ac9a
diff --git a/takahe/ap_handlers.py b/takahe/ap_handlers.py
index 212a1a1d..b5aabce7 100644
--- a/takahe/ap_handlers.py
+++ b/takahe/ap_handlers.py
@@ -32,18 +32,22 @@ _supported_ap_journal_types = {
 
 def _parse_item_links(objects):
     logger.debug(f"Parsing item links from {objects}")
+    if not objects:
+        return []
+    objs = objects if isinstance(objects, list) else [objects]
     items = [
-        obj["href"]
-        for obj in objects
-        if obj["type"] in _supported_ap_catalog_item_types
+        obj["href"] for obj in objs if obj["type"] in _supported_ap_catalog_item_types
     ]
     return items
 
 
 def _parse_piece_objects(objects):
     logger.debug(f"Parsing pieces from {objects}")
+    if not objects:
+        return []
+    objs = objects if isinstance(objects, list) else [objects]
     pieces = []
-    for obj in objects:
+    for obj in objs:
         if obj["type"] in _supported_ap_journal_types.keys():
             pieces.append(obj)
         else:
@@ -96,11 +100,7 @@ def _update_or_create_post(pk, obj):
         cls.update_by_ap_object(owner, item, p, pk, _get_visibility(post.visibility))
 
 
-def post_created(pk, obj):
-    _update_or_create_post(pk, obj)
-
-
-def post_updated(pk, obj):
+def post_fetched(pk, obj):
     _update_or_create_post(pk, obj)