diff --git a/cmd/puppeth/wizard_genesis.go b/cmd/puppeth/wizard_genesis.go
index bd7e3309a0..d81ee4ae15 100644
--- a/cmd/puppeth/wizard_genesis.go
+++ b/cmd/puppeth/wizard_genesis.go
@@ -222,7 +222,7 @@ func (w *wizard) makeGenesis() {
 		}
 
 		// Randomize Smart Contract Code
-		randomizeAddress, _, err := randomizeContract.DeployRandomize(transactOpts, contractBackend, big.NewInt(90))
+		randomizeAddress, _, err := randomizeContract.DeployRandomize(transactOpts, contractBackend)
 		if err != nil {
 			fmt.Println("Can't deploy root registry")
 		}
diff --git a/contracts/randomize/randomize.go b/contracts/randomize/randomize.go
index c30421d23a..e3f28604c9 100644
--- a/contracts/randomize/randomize.go
+++ b/contracts/randomize/randomize.go
@@ -1,10 +1,24 @@
+// Copyright (c) 2018 Xinfin
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
 package randomize
 
 import (
 	"github.com/ethereum/go-ethereum/accounts/abi/bind"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/contracts/randomize/contract"
-	"math/big"
 )
 
 type Randomize struct {
@@ -27,8 +41,8 @@ func NewRandomize(transactOpts *bind.TransactOpts, contractAddr common.Address,
 	}, nil
 }
 
-func DeployRandomize(transactOpts *bind.TransactOpts, contractBackend bind.ContractBackend, randomNumber *big.Int) (common.Address, *Randomize, error) {
-	randomizeAddr, _, _, err := contract.DeployXDCRandomize(transactOpts, contractBackend, randomNumber)
+func DeployRandomize(transactOpts *bind.TransactOpts, contractBackend bind.ContractBackend) (common.Address, *Randomize, error) {
+	randomizeAddr, _, _, err := contract.DeployXDCRandomize(transactOpts, contractBackend)
 	if err != nil {
 		return randomizeAddr, nil, err
 	}
diff --git a/contracts/randomize/randomize_test.go b/contracts/randomize/randomize_test.go
index 172fbf8b04..9bc8ede5ae 100644
--- a/contracts/randomize/randomize_test.go
+++ b/contracts/randomize/randomize_test.go
@@ -29,7 +29,7 @@ func TestRandomize(t *testing.T) {
 	transactOpts := bind.NewKeyedTransactor(key)
 	transactOpts.GasLimit = 1000000
 
-	randomizeAddress, randomize, err := DeployRandomize(transactOpts, contractBackend, big.NewInt(2))
+	randomizeAddress, randomize, err := DeployRandomize(transactOpts, contractBackend)
 	t.Log("contract address", randomizeAddress.String())
 	if err != nil {
 		t.Fatalf("can't deploy root registry: %v", err)
@@ -64,7 +64,7 @@ func TestSendTxRandomizeSecretAndOpening(t *testing.T) {
 	transactOpts := bind.NewKeyedTransactor(acc1Key)
 	transactOpts.GasLimit = 4200000
 	epocNumber := uint64(900)
-	randomizeAddr, randomizeContract, err := DeployRandomize(transactOpts, backend, new(big.Int).SetInt64(0))
+	randomizeAddr, randomizeContract, err := DeployRandomize(transactOpts, backend)
 	if err != nil {
 		t.Fatalf("Can't deploy randomize SC: %v", err)
 	}