diff --git a/packages/app/src/library/Graphs/PayoutLine.tsx b/packages/app/src/library/Graphs/PayoutLine.tsx
index 10e6ba35ee..67fe907618 100644
--- a/packages/app/src/library/Graphs/PayoutLine.tsx
+++ b/packages/app/src/library/Graphs/PayoutLine.tsx
@@ -141,7 +141,7 @@ export const PayoutLine = ({
     datasets: [
       {
         label: t('payout'),
-        data: combinedPayouts.map(({ reward }) => reward),
+        data: combinedPayouts.map(({ reward }: { reward: number }) => reward),
         borderColor: color,
         pointStyle: undefined,
         pointRadius: 0,
diff --git a/packages/app/src/library/Graphs/Utils.ts b/packages/app/src/library/Graphs/Utils.ts
index 51bf51ac32..fc3af39518 100644
--- a/packages/app/src/library/Graphs/Utils.ts
+++ b/packages/app/src/library/Graphs/Utils.ts
@@ -126,7 +126,7 @@ export const calculateDailyPayouts = (
 
 // Calculate average payouts per day
 export const calculatePayoutAverages = (
-  payouts: RewardResults,
+  payouts: AnyJson,
   fromDate: Date,
   days: number,
   avgDays: number
@@ -162,7 +162,7 @@ export const calculatePayoutAverages = (
     // If on last reward and is a zero (current era still processing), use previous reward to
     // prevent misleading dip
     const reward =
-      i === payouts.length - 1 && payouts[i].reward === '0'
+      i === payouts.length - 1 && payouts[i].reward === 0
         ? payoutsAverages[i - 1].reward
         : total / num