diff --git a/x/slashing/handler.go b/x/slashing/handler.go
index 43ea6a8b7..8945c5462 100644
--- a/x/slashing/handler.go
+++ b/x/slashing/handler.go
@@ -3,6 +3,8 @@ package slashing
 import (
 	sdk "github.com/okx/okbchain/libs/cosmos-sdk/types"
 	sdkerrors "github.com/okx/okbchain/libs/cosmos-sdk/types/errors"
+	types2 "github.com/okx/okbchain/libs/tendermint/types"
+	"github.com/okx/okbchain/x/common"
 	"github.com/okx/okbchain/x/slashing/internal/types"
 )
 
@@ -29,7 +31,12 @@ func handleMsgUnjail(ctx sdk.Context, msg MsgUnjail, k Keeper) (*sdk.Result, err
 		return nil, sdkerrors.Wrapf(ErrNoValidatorForAddress, "Unjail failed")
 	}
 
-	if validator.GetMinSelfDelegation().IsZero() {
+	checkSelfDelegation := true
+	if types2.HigherThanEarth(ctx.BlockHeight()) && k.GetStakingKeeper().ParamsConsensusType(ctx) == common.PoA {
+		checkSelfDelegation = false
+	}
+
+	if checkSelfDelegation && validator.GetMinSelfDelegation().IsZero() {
 		return nil, sdkerrors.Wrapf(ErrMissingSelfDelegation, "Unjail failed")
 	}
 
diff --git a/x/slashing/internal/types/expected_keepers.go b/x/slashing/internal/types/expected_keepers.go
index be516e96d..99d5b76f3 100644
--- a/x/slashing/internal/types/expected_keepers.go
+++ b/x/slashing/internal/types/expected_keepers.go
@@ -5,6 +5,7 @@ package types
 import (
 	sdk "github.com/okx/okbchain/libs/cosmos-sdk/types"
 	authexported "github.com/okx/okbchain/libs/cosmos-sdk/x/auth/exported"
+	"github.com/okx/okbchain/x/common"
 	"github.com/okx/okbchain/x/params"
 	stakingexported "github.com/okx/okbchain/x/staking/exported"
 )
@@ -46,6 +47,8 @@ type StakingKeeper interface {
 
 	//Append abandoned validator to staking keeper
 	AppendAbandonedValidatorAddrs(ctx sdk.Context, ConsAddr sdk.ConsAddress)
+
+	ParamsConsensusType(ctx sdk.Context) (consensusType common.ConsensusType)
 }
 
 // StakingHooks event hooks for staking validator object (noalias)
diff --git a/x/staking/keeper/val_state_change.go b/x/staking/keeper/val_state_change.go
index 0a66e039e..899bfd5d7 100644
--- a/x/staking/keeper/val_state_change.go
+++ b/x/staking/keeper/val_state_change.go
@@ -7,6 +7,7 @@ import (
 
 	sdk "github.com/okx/okbchain/libs/cosmos-sdk/types"
 	abci "github.com/okx/okbchain/libs/tendermint/abci/types"
+	"github.com/okx/okbchain/x/common"
 	"github.com/okx/okbchain/x/staking/types"
 )
 
@@ -244,6 +245,10 @@ func (k Keeper) unjailValidator(ctx sdk.Context, validator types.Validator) {
 	validator.Jailed = false
 	k.SetValidator(ctx, validator)
 	k.SetValidatorByPowerIndex(ctx, validator)
+
+	if k.ParamsConsensusType(ctx) == common.PoA {
+		k.SetProposeValidator(ctx, validator.OperatorAddress, true)
+	}
 }
 
 // bondValidator performs all the store operations for when a validator status becomes bonded