diff --git a/xcat/checklocktimeverify.py b/xcat/checklocktimeverify.py
index 72a8bfd..336e3b9 100644
--- a/xcat/checklocktimeverify.py
+++ b/xcat/checklocktimeverify.py
@@ -10,7 +10,7 @@ import bitcoin.rpc
 from bitcoin import SelectParams
 from bitcoin.core import b2x, lx, b2lx, x, COIN, COutPoint, CMutableTxOut, CMutableTxIn, CMutableTransaction, Hash160, CTransaction
 from bitcoin.base58 import decode
-from bitcoin.core.script import CScript, OP_DUP, OP_IF, OP_ELSE, OP_ENDIF, OP_HASH160, OP_EQUALVERIFY, OP_CHECKSIG, SignatureHash, SIGHASH_ALL, OP_FALSE, OP_DROP, OP_CHECKLOCKTIMEVERIFY, OP_SHA256, OP_TRUE, OP_FALSE
+from bitcoin.core.script import CScript, OP_DUP, OP_IF, OP_ELSE, OP_ENDIF, OP_HASH160, OP_EQUALVERIFY, OP_CHECKSIG, SignatureHash, SIGHASH_ALL, SIGHASH_ANYONECANPAY, OP_FALSE, OP_DROP, OP_CHECKLOCKTIMEVERIFY, OP_SHA256, OP_TRUE, OP_FALSE
 from bitcoin.core.scripteval import VerifyScript, SCRIPT_VERIFY_P2SH
 from bitcoin.wallet import CBitcoinAddress, CBitcoinSecret, P2SHBitcoinAddress, P2PKHBitcoinAddress
 
@@ -63,7 +63,7 @@ txout = CMutableTxOut(fundtx['amount'] - FEE, refundAddr.to_scriptPubKey())
 # Create the unsigned raw transaction.
 tx = CMutableTransaction([txin], [txout])
 # tx.nLockTime = 2430
-sighash = SignatureHash(redeemScript, tx, 0, SIGHASH_ALL)
+sighash = SignatureHash(redeemScript, tx, 0, SIGHASH_ANYONECANPAY)
 
 # privkey = bitcoind.dumpprivkey(refundPubKey)
 # sig = privkey.sign(sighash) + bytes([SIGHASH_ALL])