diff --git a/migrations/postgres/20260522000000_add_records_collection_indexed_at_index.sql b/migrations/postgres/20260522000000_add_records_collection_indexed_at_index.sql
new file mode 100644
index 0000000..6ac0175
--- /dev/null
+++ b/migrations/postgres/20260522000000_add_records_collection_indexed_at_index.sql
@@ -0,0 +1,2 @@
+CREATE INDEX IF NOT EXISTS idx_records_collection_indexed_at
+ON records (collection, indexed_at DESC);
diff --git a/src/admin/backfill.rs b/src/admin/backfill.rs
index 4e1165d..0418ea4 100644
--- a/src/admin/backfill.rs
+++ b/src/admin/backfill.rs
@@ -681,7 +681,6 @@ async fn run_pipelined_resolve_and_fetch(
         let poll_job_id = Arc::clone(&job_id_arc);
         let poll_cancelled = Arc::clone(&cancelled);
         let pair = tokio::select! {
-            biased;
             result = rx.recv() => result,
             _ = async move {
                 loop {