diff --git a/app/src/main/java/io/horizontalsystems/bankwallet/entities/TransactionDataSortMode.kt b/app/src/main/java/io/horizontalsystems/bankwallet/entities/TransactionDataSortMode.kt
index 2cdd7bd834..5f926d70d6 100644
--- a/app/src/main/java/io/horizontalsystems/bankwallet/entities/TransactionDataSortMode.kt
+++ b/app/src/main/java/io/horizontalsystems/bankwallet/entities/TransactionDataSortMode.kt
@@ -24,11 +24,4 @@ enum class TransactionDataSortMode(val raw: String) {
             Bip69 -> R.string.SettingsSecurity_SortingBip69Description
         }
 
-//    companion object {
-//        fun fromRaw(input: String): TransactionDataSortMode? {
-//            return values().find {
-//                it.raw == input
-//            }
-//        }
-//    }
 }
diff --git a/app/src/main/java/io/horizontalsystems/bankwallet/modules/airgap/transaction/AirGapBitcoinTransaction.kt b/app/src/main/java/io/horizontalsystems/bankwallet/modules/airgap/transaction/AirGapBitcoinTransaction.kt
index 419b6651c3..379ecaf1f2 100644
--- a/app/src/main/java/io/horizontalsystems/bankwallet/modules/airgap/transaction/AirGapBitcoinTransaction.kt
+++ b/app/src/main/java/io/horizontalsystems/bankwallet/modules/airgap/transaction/AirGapBitcoinTransaction.kt
@@ -158,6 +158,7 @@ data class AirGapBitcoinTransaction(
     )
 
     override fun sign(): AirGapSignature {
+        // TODO: make sign not change bitcoin address
         val signedTransaction = adapter!!.sign(
             amount = amount,
             address = to,
diff --git a/app/src/main/java/io/horizontalsystems/bankwallet/modules/airgap/transaction/AirGapSerializers.kt b/app/src/main/java/io/horizontalsystems/bankwallet/modules/airgap/transaction/AirGapSerializers.kt
index cbf0a26637..0df0683195 100644
--- a/app/src/main/java/io/horizontalsystems/bankwallet/modules/airgap/transaction/AirGapSerializers.kt
+++ b/app/src/main/java/io/horizontalsystems/bankwallet/modules/airgap/transaction/AirGapSerializers.kt
@@ -67,17 +67,6 @@ object GasPriceSerializer : KSerializer<GasPrice> {
         decoder.decodeSerializableValue(serializer).toGasPrice()
 }
 
-//object TransactionDataSortModeSerializer : KSerializer<TransactionDataSortMode> {
-//    override val descriptor: SerialDescriptor =
-//        PrimitiveSerialDescriptor("TransactionDataSortModeSerializer", PrimitiveKind.STRING)
-//
-//    override fun serialize(encoder: Encoder, value: TransactionDataSortMode) =
-//        encoder.encodeString(value.raw)
-//
-//    override fun deserialize(decoder: Decoder): TransactionDataSortMode =
-//        TransactionDataSortMode.fromRaw(decoder.decodeString())!!
-//}
-
 object BlockchainTypeSerializer : KSerializer<BlockchainType> {
     override val descriptor: SerialDescriptor =
         PrimitiveSerialDescriptor("BlockchainTypeSerializer", PrimitiveKind.STRING)