diff --git a/docs/plans/2026-05-26-ibkr-flex-ingestion.md b/docs/plans/2026-05-26-ibkr-flex-ingestion.md
index 1fa57bb..f872fa8 100644
--- a/docs/plans/2026-05-26-ibkr-flex-ingestion.md
+++ b/docs/plans/2026-05-26-ibkr-flex-ingestion.md
@@ -1461,7 +1461,7 @@ OpenPositions against WF-computed quantities.
 | Open Positions | symbol, position, markPrice, currency, assetCategory |
 | Securities Information | symbol, description, conid |
 
-Date range: `Last 90 Days` — trailing window so a missed cron run
+Date range: `Last 365 Days` — trailing window so a missed cron run
 doesn't lose data. SyncRecordStore makes overlapping pulls idempotent.
 Switch to `Year to Date` or `Custom Date Range` only for one-time
 historical backfills.
diff --git a/docs/providers/ibkr.md b/docs/providers/ibkr.md
index 501c641..14b167b 100644
--- a/docs/providers/ibkr.md
+++ b/docs/providers/ibkr.md
@@ -39,7 +39,7 @@ a new query named `broker-sync-activity` with:
 
 **Date Format:** `yyyy-MM-dd`. **Time Format:** `HH:mm:ss` (no timezone
 suffix — ibflex 1.1 rejects timezone abbreviations in the time field).
-**Date Range:** `Last 90 Days` — trailing window so a missed cron run
+**Date Range:** `Last 365 Days` — trailing window so a missed cron run
 doesn't lose data. SyncRecordStore (keyed by `external_id`) makes
 overlapping pulls idempotent. For a one-off historical backfill, widen
 temporarily to `Year to Date` or `Custom Date Range`, run once, then
diff --git a/docs/specs/2026-05-26-ibkr-ingest-design.md b/docs/specs/2026-05-26-ibkr-ingest-design.md
index 21aaf12..9a7a813 100644
--- a/docs/specs/2026-05-26-ibkr-ingest-design.md
+++ b/docs/specs/2026-05-26-ibkr-ingest-design.md
@@ -210,7 +210,7 @@ top.
    - Sections: `Account Information`, `Trades`, `Cash Transactions`,
      `Open Positions`, `Securities Information`
    - Date Format: `yyyy-MM-dd` · Time Format: `HH:mm:ss TimeZone`
-   - Date Range: `Last 90 Days` — trailing window so a missed cron run
+   - Date Range: `Last 365 Days` — trailing window so a missed cron run
      (failed pod, outage, vacation) doesn't lose data. SyncRecordStore
      keys on `ibkr:trade:<tradeID>` / `ibkr:cash:<transactionID>`, so
      overlapping pulls are no-ops. `Last Business Day` was the original
@@ -252,11 +252,11 @@ curl -sS -b /tmp/wf-jar -X POST "$WF_BASE_URL/api/v1/accounts" \
 ### Step 4 — Initial backfill (skip while account is empty)
 
 When the IBKR account first holds positions, the daily CronJob will
-backfill automatically up to the 90-day trailing window. For older
+backfill automatically up to the 365-day trailing window. For older
 history, temporarily switch the Flex query Date Range to
 `Year to Date` (or `Custom Date Range` with a 1-year window), run the
 CronJob manually once, verify WF totals match the broker app, then
-switch the Flex query back to `Last 90 Days` for daily incremental.
+switch the Flex query back to `Last 365 Days` for daily incremental.
 Dedup makes the temporary widening safe — already-synced rows are no-ops.
 
 ### Step 5 — Deploy