diff --git a/action/protocol/staking/ethabi/common/candidatebyaddress.go b/action/protocol/staking/ethabi/common/candidatebyaddress.go
index ae78e3f1a7..5109b5dffb 100644
--- a/action/protocol/staking/ethabi/common/candidatebyaddress.go
+++ b/action/protocol/staking/ethabi/common/candidatebyaddress.go
@@ -2,6 +2,7 @@ package common
 
 import (
 	"encoding/hex"
+	"math"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
@@ -16,9 +17,10 @@ import (
 // CandidateByAddressStateContext context for candidateByAddress
 type CandidateByAddressStateContext struct {
 	*protocol.BaseStateContext
+	cfg candidateConfig
 }
 
-func NewCandidateByAddressStateContext(data []byte, methodABI *abi.Method, apiMethod iotexapi.ReadStakingDataMethod_Name) (*CandidateByAddressStateContext, error) {
+func NewCandidateByAddressStateContext(data []byte, methodABI *abi.Method, apiMethod iotexapi.ReadStakingDataMethod_Name, opts ...OptionCandidate) (*CandidateByAddressStateContext, error) {
 	paramsMap := map[string]interface{}{}
 	ok := false
 	if err := methodABI.Inputs.UnpackIntoMap(paramsMap, data); err != nil {
@@ -51,6 +53,10 @@ func NewCandidateByAddressStateContext(data []byte, methodABI *abi.Method, apiMe
 	if err != nil {
 		return nil, err
 	}
+	cfg := &candidateConfig{}
+	for _, opt := range opts {
+		opt(cfg)
+	}
 	return &CandidateByAddressStateContext{
 		&protocol.BaseStateContext{
 			Parameter: &protocol.Parameters{
@@ -59,6 +65,7 @@ func NewCandidateByAddressStateContext(data []byte, methodABI *abi.Method, apiMe
 			},
 			Method: methodABI,
 		},
+		*cfg,
 	}, nil
 }
 
@@ -68,7 +75,9 @@ func (r *CandidateByAddressStateContext) EncodeToEth(resp *iotexapi.ReadStateRes
 	if err := proto.Unmarshal(resp.Data, &result); err != nil {
 		return "", err
 	}
-
+	if r.cfg.noSelfStakeBucketIndexAsMaxUint32 && result.SelfStakeBucketIdx == math.MaxUint64 {
+		result.SelfStakeBucketIdx = math.MaxUint32
+	}
 	cand, err := EncodeCandidateToEth(&result)
 	if err != nil {
 		return "", err
diff --git a/action/protocol/staking/ethabi/common/candidatebyname.go b/action/protocol/staking/ethabi/common/candidatebyname.go
index 8dbb0638b8..0045034807 100644
--- a/action/protocol/staking/ethabi/common/candidatebyname.go
+++ b/action/protocol/staking/ethabi/common/candidatebyname.go
@@ -2,6 +2,7 @@ package common
 
 import (
 	"encoding/hex"
+	"math"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/iotexproject/iotex-proto/golang/iotexapi"
@@ -14,9 +15,10 @@ import (
 // CandidateByNameStateContext context for CandidateByName
 type CandidateByNameStateContext struct {
 	*protocol.BaseStateContext
+	cfg candidateConfig
 }
 
-func NewCandidateByNameStateContext(data []byte, methodABI *abi.Method, apiMethod iotexapi.ReadStakingDataMethod_Name) (*CandidateByNameStateContext, error) {
+func NewCandidateByNameStateContext(data []byte, methodABI *abi.Method, apiMethod iotexapi.ReadStakingDataMethod_Name, opts ...OptionCandidate) (*CandidateByNameStateContext, error) {
 	paramsMap := map[string]interface{}{}
 	ok := false
 	if err := methodABI.Inputs.UnpackIntoMap(paramsMap, data); err != nil {
@@ -45,6 +47,10 @@ func NewCandidateByNameStateContext(data []byte, methodABI *abi.Method, apiMetho
 	if err != nil {
 		return nil, err
 	}
+	cfg := &candidateConfig{}
+	for _, opt := range opts {
+		opt(cfg)
+	}
 	return &CandidateByNameStateContext{
 		&protocol.BaseStateContext{
 			Parameter: &protocol.Parameters{
@@ -53,6 +59,7 @@ func NewCandidateByNameStateContext(data []byte, methodABI *abi.Method, apiMetho
 			},
 			Method: methodABI,
 		},
+		*cfg,
 	}, nil
 }
 
@@ -62,7 +69,9 @@ func (r *CandidateByNameStateContext) EncodeToEth(resp *iotexapi.ReadStateRespon
 	if err := proto.Unmarshal(resp.Data, &result); err != nil {
 		return "", err
 	}
-
+	if r.cfg.noSelfStakeBucketIndexAsMaxUint32 && result.SelfStakeBucketIdx == math.MaxUint64 {
+		result.SelfStakeBucketIdx = math.MaxUint32
+	}
 	cand, err := EncodeCandidateToEth(&result)
 	if err != nil {
 		return "", err
diff --git a/action/protocol/staking/ethabi/common/candidates.go b/action/protocol/staking/ethabi/common/candidates.go
index 8c432bc793..8944c60433 100644
--- a/action/protocol/staking/ethabi/common/candidates.go
+++ b/action/protocol/staking/ethabi/common/candidates.go
@@ -2,6 +2,7 @@ package common
 
 import (
 	"encoding/hex"
+	"math"
 
 	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/iotexproject/iotex-proto/golang/iotexapi"
@@ -11,12 +12,28 @@ import (
 	"github.com/iotexproject/iotex-core/action/protocol"
 )
 
-// CandidatesStateContext context for Candidates
-type CandidatesStateContext struct {
-	*protocol.BaseStateContext
+type (
+	// CandidatesStateContext context for Candidates
+	CandidatesStateContext struct {
+		*protocol.BaseStateContext
+		cfg candidateConfig
+	}
+	// OptionCandidate option for candidate
+	OptionCandidate func(*candidateConfig)
+
+	candidateConfig struct {
+		noSelfStakeBucketIndexAsMaxUint32 bool
+	}
+)
+
+// WithNoSelfStakeBucketIndexAsMaxUint32 set noSelfStakeBucketIndex as MaxUint32
+func WithNoSelfStakeBucketIndexAsMaxUint32() OptionCandidate {
+	return func(c *candidateConfig) {
+		c.noSelfStakeBucketIndexAsMaxUint32 = true
+	}
 }
 
-func NewCandidatesStateContext(data []byte, methodABI *abi.Method, apiMethod iotexapi.ReadStakingDataMethod_Name) (*CandidatesStateContext, error) {
+func NewCandidatesStateContext(data []byte, methodABI *abi.Method, apiMethod iotexapi.ReadStakingDataMethod_Name, opts ...OptionCandidate) (*CandidatesStateContext, error) {
 	paramsMap := map[string]interface{}{}
 	ok := false
 	if err := methodABI.Inputs.UnpackIntoMap(paramsMap, data); err != nil {
@@ -51,6 +68,10 @@ func NewCandidatesStateContext(data []byte, methodABI *abi.Method, apiMethod iot
 	if err != nil {
 		return nil, err
 	}
+	cfg := &candidateConfig{}
+	for _, opt := range opts {
+		opt(cfg)
+	}
 	return &CandidatesStateContext{
 		&protocol.BaseStateContext{
 			Parameter: &protocol.Parameters{
@@ -59,6 +80,7 @@ func NewCandidatesStateContext(data []byte, methodABI *abi.Method, apiMethod iot
 			},
 			Method: methodABI,
 		},
+		*cfg,
 	}, nil
 }
 
@@ -71,6 +93,9 @@ func (r *CandidatesStateContext) EncodeToEth(resp *iotexapi.ReadStateResponse) (
 
 	args := make([]CandidateEth, len(result.Candidates))
 	for i, candidate := range result.Candidates {
+		if r.cfg.noSelfStakeBucketIndexAsMaxUint32 && candidate.SelfStakeBucketIdx == math.MaxUint64 {
+			candidate.SelfStakeBucketIdx = math.MaxUint32
+		}
 		cand, err := EncodeCandidateToEth(candidate)
 		if err != nil {
 			return "", err
diff --git a/action/protocol/staking/ethabi/v1/stake_candidatebyaddress.go b/action/protocol/staking/ethabi/v1/stake_candidatebyaddress.go
index 940b194b17..624a5a6e1d 100644
--- a/action/protocol/staking/ethabi/v1/stake_candidatebyaddress.go
+++ b/action/protocol/staking/ethabi/v1/stake_candidatebyaddress.go
@@ -74,6 +74,6 @@ func init() {
 }
 
 func newCandidateByAddressStateContext(data []byte) (*stakingComm.CandidateByAddressStateContext, error) {
-	return stakingComm.NewCandidateByAddressStateContext(data, &_candidateByAddressMethod, iotexapi.ReadStakingDataMethod_CANDIDATE_BY_ADDRESS)
+	return stakingComm.NewCandidateByAddressStateContext(data, &_candidateByAddressMethod, iotexapi.ReadStakingDataMethod_CANDIDATE_BY_ADDRESS, stakingComm.WithNoSelfStakeBucketIndexAsMaxUint32())
 
 }
diff --git a/action/protocol/staking/ethabi/v1/stake_candidatebyname.go b/action/protocol/staking/ethabi/v1/stake_candidatebyname.go
index 7d50bb082d..e629793e6c 100644
--- a/action/protocol/staking/ethabi/v1/stake_candidatebyname.go
+++ b/action/protocol/staking/ethabi/v1/stake_candidatebyname.go
@@ -74,5 +74,5 @@ func init() {
 }
 
 func newCandidateByNameStateContext(data []byte) (*stakingComm.CandidateByNameStateContext, error) {
-	return stakingComm.NewCandidateByNameStateContext(data, &_candidateByNameMethod, iotexapi.ReadStakingDataMethod_CANDIDATE_BY_NAME)
+	return stakingComm.NewCandidateByNameStateContext(data, &_candidateByNameMethod, iotexapi.ReadStakingDataMethod_CANDIDATE_BY_NAME, stakingComm.WithNoSelfStakeBucketIndexAsMaxUint32())
 }
diff --git a/action/protocol/staking/ethabi/v1/stake_candidates.go b/action/protocol/staking/ethabi/v1/stake_candidates.go
index d6f5d478e0..52a30b257a 100644
--- a/action/protocol/staking/ethabi/v1/stake_candidates.go
+++ b/action/protocol/staking/ethabi/v1/stake_candidates.go
@@ -79,5 +79,5 @@ func init() {
 }
 
 func newCandidatesStateContext(data []byte) (*stakingComm.CandidatesStateContext, error) {
-	return stakingComm.NewCandidatesStateContext(data, &_candidatesMethod, iotexapi.ReadStakingDataMethod_CANDIDATES)
+	return stakingComm.NewCandidatesStateContext(data, &_candidatesMethod, iotexapi.ReadStakingDataMethod_CANDIDATES, stakingComm.WithNoSelfStakeBucketIndexAsMaxUint32())
 }