diff --git a/cw_bitcoin/lib/bitcoin_transaction_priority.dart b/cw_bitcoin/lib/bitcoin_transaction_priority.dart
index d51775368..7c4dcfd5f 100644
--- a/cw_bitcoin/lib/bitcoin_transaction_priority.dart
+++ b/cw_bitcoin/lib/bitcoin_transaction_priority.dart
@@ -37,7 +37,7 @@ class BitcoinTransactionPriority extends TransactionPriority {
 
     switch (this) {
       case BitcoinTransactionPriority.slow:
-        label = 'Slow ~24hrs'; // '${S.current.transaction_priority_slow} ~24hrs';
+        label = 'Slow ~24hrs+'; // '${S.current.transaction_priority_slow} ~24hrs';
         break;
       case BitcoinTransactionPriority.medium:
         label = 'Medium'; // S.current.transaction_priority_medium;
diff --git a/lib/bitcoin/cw_bitcoin.dart b/lib/bitcoin/cw_bitcoin.dart
index 9bdc0f3ac..707f1157b 100644
--- a/lib/bitcoin/cw_bitcoin.dart
+++ b/lib/bitcoin/cw_bitcoin.dart
@@ -282,13 +282,14 @@ class CWBitcoin extends Bitcoin {
   }
 
   @override
-  int getFeeAmountWithFeeRate(Object wallet, int feeRate, int inputsCount, int outputsCount,
-      {int? size}) {
+  int getEstimatedFeeWithFeeRate(Object wallet, int feeRate, int? amount,
+      {int? outputsCount, int? size}) {
     final bitcoinWallet = wallet as ElectrumWallet;
-    return bitcoinWallet.feeAmountWithFeeRate(
+    return bitcoinWallet.calculateEstimatedFeeWithFeeRate(
       feeRate,
-      inputsCount,
-      outputsCount,
+      amount,
+      outputsCount: outputsCount,
+      size: size,
     );
   }
 
diff --git a/lib/view_model/send/output.dart b/lib/view_model/send/output.dart
index 6bb3fbb31..07d98ff32 100644
--- a/lib/view_model/send/output.dart
+++ b/lib/view_model/send/output.dart
@@ -126,8 +126,8 @@ abstract class OutputBase with Store {
 
       if (_wallet.type == WalletType.bitcoin) {
         if (_settingsStore.priority[_wallet.type] == bitcoin!.getBitcoinTransactionPriorityCustom()) {
-          fee = bitcoin!.getFeeAmountWithFeeRate(
-              _settingsStore.customBitcoinFeeRate, formattedCryptoAmount, 1, 1);
+          fee = bitcoin!.getEstimatedFeeWithFeeRate(_wallet,
+              _settingsStore.customBitcoinFeeRate,formattedCryptoAmount);
         }
 
         return bitcoin!.formatterBitcoinAmountToDouble(amount: fee);
diff --git a/lib/view_model/transaction_details_view_model.dart b/lib/view_model/transaction_details_view_model.dart
index be2ebc545..faa49dfc4 100644
--- a/lib/view_model/transaction_details_view_model.dart
+++ b/lib/view_model/transaction_details_view_model.dart
@@ -390,16 +390,12 @@ abstract class TransactionDetailsViewModelBase with Store {
 
   String setNewFee({double? value, required TransactionPriority priority}) {
     newFee = priority == bitcoin!.getBitcoinTransactionPriorityCustom() && value != null
-        ? bitcoin!.getFeeAmountWithFeeRate(
-            wallet,
-            value.round(),
-            transactionInfo.inputAddresses?.length ?? 1,
-            transactionInfo.outputAddresses?.length ?? 1)
+        ? bitcoin!.getEstimatedFeeWithFeeRate(wallet, value.round(), transactionInfo.amount)
         : bitcoin!.getFeeAmountForPriority(
-            wallet,
-            priority,
-            transactionInfo.inputAddresses?.length ?? 1,
-            transactionInfo.outputAddresses?.length ?? 1);
+        wallet,
+        priority,
+        transactionInfo.inputAddresses?.length ?? 1,
+        transactionInfo.outputAddresses?.length ?? 1);
 
     return bitcoin!.formatterBitcoinAmountToString(amount: newFee);
   }
diff --git a/tool/configure.dart b/tool/configure.dart
index 34a39d28b..3b73bfe80 100644
--- a/tool/configure.dart
+++ b/tool/configure.dart
@@ -158,7 +158,7 @@ abstract class Bitcoin {
   Future<bool> canReplaceByFee(Object wallet, String transactionHash);
   Future<bool> isChangeSufficientForFee(Object wallet, String txId, String newFee);
   int getFeeAmountForPriority(Object wallet, TransactionPriority priority, int inputsCount, int outputsCount, {int? size});
-  int getFeeAmountWithFeeRate(Object wallet, int feeRate, int inputsCount, int outputsCount, {int? size});
+  int getEstimatedFeeWithFeeRate(Object wallet, int feeRate, int? amount, {int? outputsCount, int? size});
   int getMaxCustomFeeRate(Object wallet);
 }
   """;