diff --git a/frontend/src/pages/MarketView.tsx b/frontend/src/pages/MarketView.tsx
index 93b1593..56d17ee 100644
--- a/frontend/src/pages/MarketView.tsx
+++ b/frontend/src/pages/MarketView.tsx
@@ -1423,7 +1423,7 @@ const RateMatrixTab: React.FC = () => {
   const [customTo, setCustomTo] = useState(fmtDate(new Date(Date.now() + 13 * 86400000)))
   const [showDirect, setShowDirect] = useState(false)
   const [historyModal, setHistoryModal] = useState<RateHistoryModal | null>(null)
-  const [changedSinceEnabled, setChangedSinceEnabled] = useState(false)
+  const [changedSinceEnabled, setChangedSinceEnabled] = useState(true)
   const [changedSinceDate, setChangedSinceDate] = useState<string>(() => {
     const d = new Date(Date.now() - 24 * 60 * 60 * 1000)
     const p = (n: number) => String(n).padStart(2, '0')