diff --git a/jmclient/jmclient/commitment_utils.py b/jmclient/jmclient/commitment_utils.py
index fc34350..007c1b3 100644
--- a/jmclient/jmclient/commitment_utils.py
+++ b/jmclient/jmclient/commitment_utils.py
@@ -2,7 +2,7 @@ from __future__ import print_function
 
 import sys, os
 import jmclient.btc as btc
-from jmclient import jm_single, get_p2pk_vbyte
+from jmclient import jm_single, get_p2pk_vbyte, get_p2sh_vbyte
 
 def quit(parser, errmsg): #pragma: no cover
     parser.error(errmsg)
@@ -32,7 +32,7 @@ def get_utxo_info(upriv):
         raise
     return u, priv
     
-def validate_utxo_data(utxo_datas, retrieve=False):
+def validate_utxo_data(utxo_datas, retrieve=False, segwit=False):
     """For each txid: N, privkey, first
     convert the privkey and convert to address,
     then use the blockchain instance to look up
@@ -43,7 +43,11 @@ def validate_utxo_data(utxo_datas, retrieve=False):
     for u, priv in utxo_datas:
         print('validating this utxo: ' + str(u))
         hexpriv = btc.from_wif_privkey(priv, vbyte=get_p2pk_vbyte())
-        addr = btc.privkey_to_address(hexpriv, magicbyte=get_p2pk_vbyte())
+        if segwit:
+            addr = btc.pubkey_to_p2sh_p2wpkh_address(
+                btc.privkey_to_pubkey(hexpriv), get_p2sh_vbyte())
+        else:
+            addr = btc.privkey_to_address(hexpriv, magicbyte=get_p2pk_vbyte())
         print('claimed address: ' + addr)
         res = jm_single().bc_interface.query_utxo_set([u])
         print('blockchain shows this data: ' + str(res))
diff --git a/scripts/add-utxo.py b/scripts/add-utxo.py
index c844a7f..948440b 100644
--- a/scripts/add-utxo.py
+++ b/scripts/add-utxo.py
@@ -15,8 +15,8 @@ from pprint import pformat
 from optparse import OptionParser
 import jmclient.btc as btc
 from jmbase import get_password
-from jmclient import (load_program_config, jm_single, get_p2pk_vbyte,
-                      Wallet, WalletError, sync_wallet, add_external_commitments,
+from jmclient import (load_program_config, jm_single, get_p2pk_vbyte, SegwitWallet,
+                      WalletError, sync_wallet, add_external_commitments,
                       generate_podle, update_commitments, PoDLE,
                       set_commitment_file, get_podle_commitments,
                       get_utxo_info, validate_utxo_data, quit)
@@ -177,7 +177,7 @@ def main():
         while True:
             pwd = get_password("Enter wallet decryption passphrase: ")
             try:
-                wallet = Wallet(options.loadwallet,
+                wallet = SegwitWallet(options.loadwallet,
                                 pwd,
                                 options.maxmixdepth,
                                 options.gaplimit)
@@ -231,7 +231,7 @@ def main():
     else:
         quit(parser, 'Invalid syntax')
     if options.validate or options.vonly:
-        if not validate_utxo_data(utxo_data):
+        if not validate_utxo_data(utxo_data, segwit=True):
             quit(parser, "Utxos did not validate, quitting")
     if options.vonly:
         sys.exit(0)