diff --git a/clientcontroller/babylon.go b/clientcontroller/babylon.go
index f7c5783..eb2fa38 100644
--- a/clientcontroller/babylon.go
+++ b/clientcontroller/babylon.go
@@ -556,20 +556,16 @@ func (bc *BabylonController) QueryStakingParams() (*types.StakingParams, error)
 		}
 		covenantPks = append(covenantPks, covPk)
 	}
-	slashingAddress, err := btcutil.DecodeAddress(stakingParamRes.Params.SlashingAddress, bc.btcParams)
-	if err != nil {
-		return nil, err
-	}
 
 	return &types.StakingParams{
 		ComfirmationTimeBlocks:    ckptParamRes.Params.BtcConfirmationDepth,
 		FinalizationTimeoutBlocks: ckptParamRes.Params.CheckpointFinalizationTimeout,
 		MinSlashingTxFeeSat:       btcutil.Amount(stakingParamRes.Params.MinSlashingTxFeeSat),
 		CovenantPks:               covenantPks,
-		SlashingAddress:           slashingAddress,
+		SlashingPkScript:          stakingParamRes.Params.SlashingPkScript,
 		CovenantQuorum:            stakingParamRes.Params.CovenantQuorum,
 		SlashingRate:              stakingParamRes.Params.SlashingRate,
-		MinUnbondingTime:          stakingParamRes.Params.MinUnbondingTime,
+		MinUnbondingTime:          stakingParamRes.Params.MinUnbondingTimeBlocks,
 	}, nil
 }
 
diff --git a/itest/babylon_node_handler.go b/itest/babylon_node_handler.go
index 716b117..825609f 100644
--- a/itest/babylon_node_handler.go
+++ b/itest/babylon_node_handler.go
@@ -2,6 +2,7 @@ package e2etest
 
 import (
 	"bytes"
+	"encoding/hex"
 	"fmt"
 	"log"
 	"os"
@@ -117,7 +118,7 @@ func NewBabylonNodeHandler(t *testing.T, covenantQuorum int, covenantPks []*type
 	walletName := "node0"
 	nodeDataDir := filepath.Join(testDir, walletName, "babylond")
 
-	slashingAddr := "SZtRT4BySL3o4efdGLh3k7Kny8GAnsBrSW"
+	slashingPkScript := hex.EncodeToString([]byte("slashing-script"))
 
 	var covenantPksStr []string
 	for _, pk := range covenantPks {
@@ -134,7 +135,7 @@ func NewBabylonNodeHandler(t *testing.T, covenantQuorum int, covenantPks []*type
 		"--chain-id=chain-test",
 		"--additional-sender-account",
 		fmt.Sprintf("--epoch-interval=%d", 5),
-		fmt.Sprintf("--slashing-address=%s", slashingAddr),
+		fmt.Sprintf("--slashing-pk-script=%s", slashingPkScript),
 		fmt.Sprintf("--covenant-quorum=%d", covenantQuorum),
 		fmt.Sprintf("--covenant-pks=%s", strings.Join(covenantPksStr, ",")),
 	)
diff --git a/itest/test_manager.go b/itest/test_manager.go
index 3ddee10..9aff681 100644
--- a/itest/test_manager.go
+++ b/itest/test_manager.go
@@ -78,10 +78,10 @@ type TestDelegationData struct {
 	DelegatorSig     *bbntypes.BIP340Signature
 	FpPks            []*btcec.PublicKey
 
-	SlashingAddr  string
-	ChangeAddr    string
-	StakingTime   uint16
-	StakingAmount int64
+	SlashingPkScript []byte
+	ChangeAddr       string
+	StakingTime      uint16
+	StakingAmount    int64
 }
 
 func StartManager(t *testing.T) *TestManager {
@@ -677,7 +677,7 @@ func (tm *TestManager) InsertBTCDelegation(t *testing.T, fpPks []*btcec.PublicKe
 		params.CovenantQuorum,
 		stakingTime,
 		stakingAmount,
-		params.SlashingAddress.String(),
+		params.SlashingPkScript,
 		params.SlashingRate,
 		unbondingTime,
 	)
@@ -742,7 +742,7 @@ func (tm *TestManager) InsertBTCDelegation(t *testing.T, fpPks []*btcec.PublicKe
 		wire.NewOutPoint(&stakingTxHash, 0),
 		unbondingTime,
 		unbondingValue,
-		params.SlashingAddress.String(),
+		params.SlashingPkScript,
 		params.SlashingRate,
 		unbondingTime,
 	)
@@ -791,7 +791,7 @@ func (tm *TestManager) InsertBTCDelegation(t *testing.T, fpPks []*btcec.PublicKe
 		SlashingTx:       testStakingInfo.SlashingTx,
 		StakingTxInfo:    txInfo,
 		DelegatorSig:     delegatorSig,
-		SlashingAddr:     params.SlashingAddress.String(),
+		SlashingPkScript: params.SlashingPkScript,
 		StakingTime:      stakingTime,
 		StakingAmount:    stakingAmount,
 	}
diff --git a/types/stakingparams.go b/types/stakingparams.go
index 4c71c22..835835a 100644
--- a/types/stakingparams.go
+++ b/types/stakingparams.go
@@ -18,8 +18,9 @@ type StakingParams struct {
 	// Bitcoin public keys of the covenant committee
 	CovenantPks []*btcec.PublicKey
 
-	// Address to which slashing transactions are sent
-	SlashingAddress btcutil.Address
+	// The pk_script expected in slashing output i.e., the first
+	// output of slashing transaction
+	SlashingPkScript []byte
 
 	// Minimum number of signatures needed for the covenant multisignature
 	CovenantQuorum uint32