diff --git a/lib/services/mixins/fusion_wallet_interface.dart b/lib/services/mixins/fusion_wallet_interface.dart
index 83e273f1b..5a9cb6cbe 100644
--- a/lib/services/mixins/fusion_wallet_interface.dart
+++ b/lib/services/mixins/fusion_wallet_interface.dart
@@ -547,7 +547,7 @@ extension FusionTransaction on Transaction {
       }
 
       final scriptPubKeyHex =
-          _tx["vout"]?[input.vout]?["scriptPubKey"] as String?;
+          _tx["vout"]?[input.vout]?["scriptPubKey"]?["hex"] as String?;
       if (scriptPubKeyHex == null) {
         throw Exception(
           "scriptPubKey of vout index ${input.vout} in transaction is null",