diff --git a/params/config.go b/params/config.go
index 436a383a0..b48285dcc 100644
--- a/params/config.go
+++ b/params/config.go
@@ -132,7 +132,7 @@ var (
 	//
 	// This configuration is intentionally not using keyed fields to force anyone
 	// adding flags to the config to also have to set these fields.
-	AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil, nil, false, 32, 32}
+	AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil, nil, false, 32, 50}
 
 	// AllCliqueProtocolChanges contains every protocol change (EIPs) introduced
 	// and accepted by the Ethereum core developers into the Clique consensus.
diff --git a/permission/permission.go b/permission/permission.go
index 6dc714c05..cd7f6adfa 100644
--- a/permission/permission.go
+++ b/permission/permission.go
@@ -19,7 +19,6 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/eth"
-	"github.com/ethereum/go-ethereum/ethclient"
 	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/node"
 	"github.com/ethereum/go-ethereum/p2p"
@@ -56,7 +55,7 @@ type PermissionLocalConfig struct {
 
 type PermissionCtrl struct {
 	node       *node.Node
-	ethClnt    *ethclient.Client
+	ethClnt    bind.ContractBackend
 	eth        *eth.Ethereum
 	key        *ecdsa.PrivateKey
 	dataDir    string
diff --git a/permission/permission_test.go b/permission/permission_test.go
index a090e0fff..c83a24ffc 100644
--- a/permission/permission_test.go
+++ b/permission/permission_test.go
@@ -4,34 +4,100 @@ import (
 	"math/big"
 	"testing"
 
+	"github.com/stretchr/testify/assert"
+
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/node"
+	"github.com/ethereum/go-ethereum/p2p"
+
 	"github.com/ethereum/go-ethereum/accounts/abi/bind"
 	"github.com/ethereum/go-ethereum/accounts/abi/bind/backends"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core"
 	"github.com/ethereum/go-ethereum/crypto"
-	permission "github.com/ethereum/go-ethereum/permission/bind"
-	"github.com/stretchr/testify/assert"
+	pbind "github.com/ethereum/go-ethereum/permission/bind"
 )
 
 func TestPermissionCtrl_InitializeService(t *testing.T) {
-	key, _ := crypto.GenerateKey()
-	senderOpts := bind.NewKeyedTransactor(key)
+	guardianKey, _ := crypto.GenerateKey()
+	guardianAddress := crypto.PubkeyToAddress(guardianKey.PublicKey)
+
+	guardianTransactor := bind.NewKeyedTransactor(guardianKey)
 	genesisAlloc := map[common.Address]core.GenesisAccount{
-		senderOpts.From: {
+		guardianAddress: {
 			Balance: big.NewInt(100000000000000),
 		},
 	}
+	sb := backends.NewSimulatedBackend(genesisAlloc, 100000000000000)
 
-	sb := backends.NewSimulatedBackend(genesisAlloc, 10000000)
+	permUpgrAddress, _, permUpgrInstance, err := pbind.DeployPermUpgr(guardianTransactor, sb, guardianAddress)
+	if err != nil {
+		t.Fatal(err)
+	}
+	permInterfaceAddress, _, _, err := pbind.DeployPermInterface(guardianTransactor, sb, permUpgrAddress)
+	if err != nil {
+		t.Fatal(err)
+	}
+	nodeManagerAddress, _, _, err := pbind.DeployNodeManager(guardianTransactor, sb, permUpgrAddress)
+	if err != nil {
+		t.Fatal(err)
+	}
+	roleManagerAddress, _, _, err := pbind.DeployRoleManager(guardianTransactor, sb, permUpgrAddress)
+	if err != nil {
+		t.Fatal(err)
+	}
+	accountManagerAddress, _, _, err := pbind.DeployAcctManager(guardianTransactor, sb, permUpgrAddress)
+	if err != nil {
+		t.Fatal(err)
+	}
+	orgManagerAddress, _, _, err := pbind.DeployOrgManager(guardianTransactor, sb, permUpgrAddress)
+	if err != nil {
+		t.Fatal(err)
+	}
+	voterManagerAddress, _, _, err := pbind.DeployVoterManager(guardianTransactor, sb, permUpgrAddress)
+	if err != nil {
+		t.Fatal(err)
+	}
+	permImplAddress, _, _, err := pbind.DeployPermImpl(guardianTransactor, sb, permUpgrAddress, orgManagerAddress, roleManagerAddress, accountManagerAddress, voterManagerAddress, nodeManagerAddress)
+	if err != nil {
+		t.Fatal(err)
+	}
+	// call init
+	if _, err := permUpgrInstance.Init(guardianTransactor, permInterfaceAddress, permImplAddress); err != nil {
+		t.Fatal(err)
+	}
 
-	permUpgrAddress, _, _, err := permission.DeployPermUpgr(senderOpts, sb, senderOpts.From)
+	sNode, err := node.New(&node.Config{
+		P2P: p2p.Config{
+			PrivateKey: guardianKey,
+		},
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	testObject, err := NewQuorumPermissionCtrl(sNode, &types.PermissionConfig{
+		UpgrdAddress:   permUpgrAddress,
+		InterfAddress:  permInterfaceAddress,
+		ImplAddress:    permImplAddress,
+		NodeAddress:    nodeManagerAddress,
+		AccountAddress: accountManagerAddress,
+		RoleAddress:    roleManagerAddress,
+		VoterAddress:   voterManagerAddress,
+		OrgAddress:     orgManagerAddress,
+		NwAdminOrg:     "NETWORK_ADMIN",
+		NwAdminRole:    "NETWORK_ADMIN_ROLE",
+		OrgAdminRole:   "ORG_ADMIN_ROLE",
+		Accounts: []common.Address{
+			guardianAddress,
+		},
+		SubOrgDepth:   *big.NewInt(3),
+		SubOrgBreadth: *big.NewInt(3),
+	})
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	p, err := permission.NewPermUpgr(permUpgrAddress, sb)
-	if err != nil {
-		t.Fatal(err)
-	}
-	assert.NotNil(t, p)
+	err = testObject.InitializeService()
+
+	assert.NoError(t, err)
 }