diff --git a/action/protocol/staking/candidate_center.go b/action/protocol/staking/candidate_center.go
index 1498ddc38d..aac811c47c 100644
--- a/action/protocol/staking/candidate_center.go
+++ b/action/protocol/staking/candidate_center.go
@@ -6,7 +6,9 @@
 package staking
 
 import (
+	"bytes"
 	"context"
+	"slices"
 	"sync"
 
 	"github.com/iotexproject/iotex-address/address"
@@ -322,16 +324,22 @@ func (m *CandidateCenter) WriteToStateDB(sm protocol.StateManager) error {
 	name := m.base.candsInNameMap()
 	op := m.base.candsInOperatorMap()
 	owners := m.base.ownersList()
-	if len(name) == 0 || len(op) == 0 || len(owners) == 0 {
+	if len(name) == 0 || len(op) == 0 {
 		return nil
 	}
-	if _, err := sm.PutState(name, protocol.NamespaceOption(CandsMapNS), protocol.KeyOption(_nameKey)); err != nil {
+	compare := func(a, b *Candidate) int {
+		return bytes.Compare(a.GetIdentifier().Bytes(), b.GetIdentifier().Bytes())
+	}
+	slices.SortStableFunc(name, compare)
+	slices.SortStableFunc(op, compare)
+	slices.SortStableFunc(owners, compare)
+	if _, err := sm.PutState(&name, protocol.NamespaceOption(CandsMapNS), protocol.KeyOption(_nameKey)); err != nil {
 		return err
 	}
-	if _, err := sm.PutState(op, protocol.NamespaceOption(CandsMapNS), protocol.KeyOption(_operatorKey)); err != nil {
+	if _, err := sm.PutState(&op, protocol.NamespaceOption(CandsMapNS), protocol.KeyOption(_operatorKey)); err != nil {
 		return err
 	}
-	_, err := sm.PutState(owners, protocol.NamespaceOption(CandsMapNS), protocol.KeyOption(_ownerKey))
+	_, err := sm.PutState(&owners, protocol.NamespaceOption(CandsMapNS), protocol.KeyOption(_ownerKey))
 	return err
 }
 
diff --git a/state/factory/workingset.go b/state/factory/workingset.go
index 9be142cdc9..c599ecc2c6 100644
--- a/state/factory/workingset.go
+++ b/state/factory/workingset.go
@@ -1000,8 +1000,11 @@ func (ws *workingSet) ValidateBlock(ctx context.Context, blk *block.Block) error
 		log.L().Error("Failed to update state.", zap.Uint64("height", ws.height), zap.Error(err))
 		return err
 	}
-	if err := ws.views.Commit(ctx, ws); err != nil {
-		return err
+	fwCtx := protocol.MustGetFeatureWithHeightCtx(ctx)
+	if !fwCtx.CandCenterHasAlias(blk.Height()) {
+		if err := ws.views.Commit(ctx, ws); err != nil {
+			return err
+		}
 	}
 
 	digest, err := ws.digest()