diff --git a/src/main/java/com/sparrowwallet/sparrow/whirlpool/dataSource/SparrowDataSource.java b/src/main/java/com/sparrowwallet/sparrow/whirlpool/dataSource/SparrowDataSource.java
index 2c3852d0..8aea2f66 100644
--- a/src/main/java/com/sparrowwallet/sparrow/whirlpool/dataSource/SparrowDataSource.java
+++ b/src/main/java/com/sparrowwallet/sparrow/whirlpool/dataSource/SparrowDataSource.java
@@ -158,9 +158,8 @@ public class SparrowDataSource extends WalletResponseDataSource {
         walletResponse.info.latest_block.time = AppServices.getLatestBlockHeader() == null ? 1 : AppServices.getLatestBlockHeader().getTime();
 
         walletResponse.info.fees = new LinkedHashMap<>();
-        MinerFee minerFee = getMinerFeeSupplier().getValue();
         for(MinerFeeTarget target : MinerFeeTarget.values()) {
-            walletResponse.info.fees.put(target.getValue(), minerFee.get(target));
+            walletResponse.info.fees.put(target.getValue(), getMinerFeeSupplier().getFee(target));
         }
 
         return walletResponse;
diff --git a/src/main/java/com/sparrowwallet/sparrow/whirlpool/dataSource/SparrowMinerFeeSupplier.java b/src/main/java/com/sparrowwallet/sparrow/whirlpool/dataSource/SparrowMinerFeeSupplier.java
index 12a2a387..3eddd8a2 100644
--- a/src/main/java/com/sparrowwallet/sparrow/whirlpool/dataSource/SparrowMinerFeeSupplier.java
+++ b/src/main/java/com/sparrowwallet/sparrow/whirlpool/dataSource/SparrowMinerFeeSupplier.java
@@ -1,11 +1,13 @@
 package com.sparrowwallet.sparrow.whirlpool.dataSource;
 
-import com.samourai.wallet.api.backend.MinerFee;
 import com.samourai.wallet.api.backend.MinerFeeTarget;
 import com.samourai.whirlpool.client.wallet.data.minerFee.MinerFeeSupplier;
 import com.sparrowwallet.sparrow.AppServices;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
 
 public class SparrowMinerFeeSupplier implements MinerFeeSupplier {
     private static final int FALLBACK_FEE_RATE = 75;
@@ -30,15 +32,6 @@ public class SparrowMinerFeeSupplier implements MinerFeeSupplier {
         return getMinimumFeeForTarget(Integer.parseInt(feeTarget.getValue()));
     }
 
-    @Override
-    public MinerFee getValue() {
-        Map<String, Integer> fees = new LinkedHashMap<>();
-        for (MinerFeeTarget minerFeeTarget : MinerFeeTarget.values()) {
-            fees.put(minerFeeTarget.getValue(), getFee(minerFeeTarget));
-        }
-        return new MinerFee(fees);
-    }
-
     private Integer getMinimumFeeForTarget(int targetBlocks) {
         List<Map.Entry<Integer, Double>> feeRates = new ArrayList<>(AppServices.getTargetBlockFeeRates().entrySet());
         Collections.reverse(feeRates);
diff --git a/src/main/java/com/sparrowwallet/sparrow/whirlpool/dataSource/SparrowWalletStateSupplier.java b/src/main/java/com/sparrowwallet/sparrow/whirlpool/dataSource/SparrowWalletStateSupplier.java
index 93922d5d..8335cc78 100644
--- a/src/main/java/com/sparrowwallet/sparrow/whirlpool/dataSource/SparrowWalletStateSupplier.java
+++ b/src/main/java/com/sparrowwallet/sparrow/whirlpool/dataSource/SparrowWalletStateSupplier.java
@@ -89,11 +89,6 @@ public class SparrowWalletStateSupplier implements WalletStateSupplier {
         // nothing required
     }
 
-    @Override
-    public void setWalletIndex(WhirlpoolAccount whirlpoolAccount, AddressType addressType, Chain chain, int i) throws Exception {
-        // nothing required
-    }
-
     @Override
     public void load() throws Exception {
         // nothing required