diff --git a/matcher/model.py b/matcher/model.py
index 4f61118..40d56f5 100644
--- a/matcher/model.py
+++ b/matcher/model.py
@@ -107,7 +107,7 @@ class Item(Base):
     aliases = Column(postgresql.JSONB)
     sitelinks = Column(postgresql.JSONB)
     claims = Column(postgresql.JSONB, nullable=False)
-    lastrevid = Column(BigInteger, nullable=False, unique=True)
+    lastrevid = Column(Integer, nullable=False, unique=True)
     locations: Mapped[list["ItemLocation"]] = relationship(
         "ItemLocation", cascade="all, delete-orphan", backref="item"
     )
diff --git a/update.py b/update.py
index ee26a3b..f3626a7 100755
--- a/update.py
+++ b/update.py
@@ -6,8 +6,6 @@ import json
 import typing
 from time import sleep
 
-import requests.exceptions
-
 from matcher import model, wikidata, wikidata_api
 from matcher.database import init_db, session
 
@@ -83,14 +81,7 @@ def handle_edit(change: Change) -> None:
         print(f"{ts}: no need to update {qid}")
         return
 
-    for attempt in range(100):
-        try:
-            entity = wikidata_api.get_entity(qid)
-        except requests.exceptions.ConnectionError:
-            print("connection error, retrying.")
-            sleep(10)
-        else:
-            break
+    entity = wikidata_api.get_entity(qid)
     entity_qid = entity.pop("id")
     if entity_qid != qid:
         print(f"{ts}: item {qid} replaced with redirect")
@@ -132,15 +123,6 @@ def update_database() -> None:
         r = wikidata_api.get_recent_changes(rcstart=start, rccontinue=rccontinue)
 
         reply = r.json()
-        if (
-            "error" in reply
-            and reply["error"]["code"] == "internal_api_error_DBQueryTimeoutError"
-        ):
-            print(reply)
-            sleep(10)
-            continue
-        if "query" not in reply:
-            print(reply)
         for change in reply["query"]["recentchanges"]:
             rctype = change["type"]
             timestamp = change["timestamp"]