diff --git a/core/blockchain.go b/core/blockchain.go
index 65487b8c00..4c0634d13f 100644
--- a/core/blockchain.go
+++ b/core/blockchain.go
@@ -1653,7 +1653,7 @@ func (bc *BlockChain) WriteBlockWithState(block *types.Block, receipts []*types.
 // QUORUM
 // checks if the consensus engine is Rfat
 func (bc *BlockChain) isRaft() bool {
-	return bc.chainConfig.IsQuorum && bc.chainConfig.Istanbul == nil && bc.chainConfig.Clique == nil
+	return bc.chainConfig.IsQuorum && bc.chainConfig.Istanbul == nil && bc.chainConfig.IBFT == nil && bc.chainConfig.QBFT == nil && bc.chainConfig.Clique == nil
 }
 
 // function specifically added for Raft consensus. This is called from mintNewBlock
diff --git a/permission/permission.go b/permission/permission.go
index 979d1a8a38..9e8800964c 100644
--- a/permission/permission.go
+++ b/permission/permission.go
@@ -105,7 +105,7 @@ func (p *PermissionCtrl) asyncStart() {
 	}
 	p.ethClnt = ethclient.NewClient(client)
 	p.eth = ethereum
-	p.isRaft = p.eth.BlockChain().Config().Istanbul == nil && p.eth.BlockChain().Config().Clique == nil
+	p.isRaft = p.eth.BlockChain().Config().Istanbul == nil && p.eth.BlockChain().Config().IBFT == nil && p.eth.BlockChain().Config().QBFT == nil && p.eth.BlockChain().Config().Clique == nil
 	p.updateBackEnd()
 }