diff --git a/backend/src/api/blocks.ts b/backend/src/api/blocks.ts
index de461e095..af25b957b 100644
--- a/backend/src/api/blocks.ts
+++ b/backend/src/api/blocks.ts
@@ -116,6 +116,9 @@ class Blocks {
       Common.median(transactionsTmp.map((tx) => tx.effectiveFeePerVsize)) : 0;
     blockExtended.extras.feeRange = transactionsTmp.length > 0 ?
       Common.getFeesInRange(transactionsTmp, 8) : [0, 0];
+    blockExtended.extras.totalFees = transactionsTmp.reduce((acc, tx) => {
+      return acc + tx.fee;
+    }, 0)
 
     if (Common.indexingEnabled()) {
       let pool: PoolTag;
diff --git a/backend/src/mempool.interfaces.ts b/backend/src/mempool.interfaces.ts
index 4869561c2..810398cab 100644
--- a/backend/src/mempool.interfaces.ts
+++ b/backend/src/mempool.interfaces.ts
@@ -78,6 +78,7 @@ export interface TransactionStripped {
 }
 
 export interface BlockExtension {
+  totalFees?: number;
   medianFee?: number;
   feeRange?: number[];
   reward?: number;
diff --git a/frontend/src/app/components/blockchain-blocks/blockchain-blocks.component.html b/frontend/src/app/components/blockchain-blocks/blockchain-blocks.component.html
index 8ddbd579b..bc0025d2b 100644
--- a/frontend/src/app/components/blockchain-blocks/blockchain-blocks.component.html
+++ b/frontend/src/app/components/blockchain-blocks/blockchain-blocks.component.html
@@ -14,7 +14,7 @@
           {{ block?.extras?.feeRange[1] | number:feeRounding }} - {{ block?.extras?.feeRange[block?.extras?.feeRange.length - 1] | number:feeRounding }} <ng-container i18n="shared.sat-vbyte|sat/vB">sat/vB</ng-container>
         </div>
         <div *ngIf="showMiningInfo" class="block-size">
-          <app-amount [satoshis]="block.extras.reward" digitsInfo="1.2-3" [noFiat]="true"></app-amount>
+          <app-amount [satoshis]="block.extras?.totalFees ?? 0" digitsInfo="1.2-3" [noFiat]="true"></app-amount>
         </div>
         <div *ngIf="!showMiningInfo" class="block-size" [innerHTML]="'&lrm;' + (block.size | bytes: 2)"></div>
         <div class="transaction-count">
diff --git a/frontend/src/app/interfaces/node-api.interface.ts b/frontend/src/app/interfaces/node-api.interface.ts
index 472df0088..d8760d1f0 100644
--- a/frontend/src/app/interfaces/node-api.interface.ts
+++ b/frontend/src/app/interfaces/node-api.interface.ts
@@ -101,6 +101,7 @@ export interface PoolStat {
 }
 
 export interface BlockExtension {
+  totalFees?: number;
   medianFee?: number;
   feeRange?: number[];
   reward?: number;