diff --git a/lib/services/coins/firo/firo_wallet.dart b/lib/services/coins/firo/firo_wallet.dart
index b02816497..659a6d94b 100644
--- a/lib/services/coins/firo/firo_wallet.dart
+++ b/lib/services/coins/firo/firo_wallet.dart
@@ -4769,75 +4769,6 @@ class FiroWallet extends CoinServiceAPI
         this.isActive = isActive;
       };
 
-  Future<dynamic> getCoinsToJoinSplit(
-    int required,
-  ) async {
-    List<DartLelantusEntry> coins = await _getLelantusEntry();
-    if (required > LELANTUS_VALUE_SPEND_LIMIT_PER_TRANSACTION) {
-      return false;
-    }
-
-    int availableBalance = coins.fold(
-        0, (previousValue, element) => previousValue + element.amount);
-
-    if (required > availableBalance) {
-      return false;
-    }
-
-    // sort by biggest amount. if it is same amount we will prefer the older block
-    coins.sort((a, b) =>
-        (a.amount != b.amount ? a.amount > b.amount : a.height < b.height)
-            ? -1
-            : 1);
-    int spendVal = 0;
-
-    List<DartLelantusEntry> coinsToSpend = [];
-
-    while (spendVal < required) {
-      if (coins.isEmpty) {
-        break;
-      }
-
-      DartLelantusEntry? chosen;
-      int need = required - spendVal;
-
-      var itr = coins.first;
-      if (need >= itr.amount) {
-        chosen = itr;
-        coins.remove(itr);
-      } else {
-        for (int index = coins.length - 1; index != 0; index--) {
-          var coinIt = coins[index];
-          var nextItr = coins[index - 1];
-
-          if (coinIt.amount >= need &&
-              (index - 1 == 0 || nextItr.amount != coinIt.amount)) {
-            chosen = coinIt;
-            coins.remove(chosen);
-            break;
-          }
-        }
-      }
-
-      // TODO: investigate the bug here where chosen is null, conditions, given one mint
-      spendVal += chosen!.amount;
-      coinsToSpend.insert(coinsToSpend.length, chosen);
-    }
-
-    // sort by group id ay ascending order. it is mandatory for creating proper joinsplit
-    coinsToSpend.sort((a, b) => a.anonymitySetId < b.anonymitySetId ? 1 : -1);
-
-    int changeToMint = spendVal - required;
-    List<int> indices = [];
-    for (var l in coinsToSpend) {
-      indices.add(l.index);
-    }
-    List<DartLelantusEntry> coinsToBeSpentOut = [];
-    coinsToBeSpentOut.addAll(coinsToSpend);
-
-    return {"changeToMint": changeToMint, "coinsToSpend": coinsToBeSpentOut};
-  }
-
   Future<int> estimateJoinSplitFee(
     int spendAmount,
   ) async {