diff --git a/cmd/flags/proposer.go b/cmd/flags/proposer.go
index d6e75f66e..bb87b76db 100644
--- a/cmd/flags/proposer.go
+++ b/cmd/flags/proposer.go
@@ -122,6 +122,12 @@ var (
 		Value:    false,
 		Category: proposerCategory,
 	}
+	BlobAllowed = &cli.BoolFlag{
+		Name:     "blobAllowed",
+		Usage:    "Send blob tx when propose block",
+		Value:    false,
+		Category: proposerCategory,
+	}
 )
 
 // ProposerFlags All proposer flags.
diff --git a/proposer/config.go b/proposer/config.go
index 4a6834c26..542f2c0e2 100644
--- a/proposer/config.go
+++ b/proposer/config.go
@@ -39,6 +39,7 @@ type Config struct {
 	TierFeePriceBump                    *big.Int
 	MaxTierFeePriceBumps                uint64
 	IncludeParentMetaHash               bool
+	BlobAllowed                         bool
 }
 
 // NewConfigFromCliContext initializes a Config instance from
@@ -126,5 +127,6 @@ func NewConfigFromCliContext(c *cli.Context) (*Config, error) {
 		TierFeePriceBump:                    new(big.Int).SetUint64(c.Uint64(flags.TierFeePriceBump.Name)),
 		MaxTierFeePriceBumps:                c.Uint64(flags.MaxTierFeePriceBumps.Name),
 		IncludeParentMetaHash:               c.Bool(flags.ProposeBlockIncludeParentMetaHash.Name),
+		BlobAllowed:                         c.Bool(flags.BlobAllowed.Name),
 	}, nil
 }
diff --git a/proposer/proposer.go b/proposer/proposer.go
index 084991c1a..7a5015806 100644
--- a/proposer/proposer.go
+++ b/proposer/proposer.go
@@ -324,16 +324,14 @@ func (p *Proposer) sendTxListByBlobTx(ctx context.Context, txListBytes []byte) (
 	return tx, nil
 }
 
-// sendProposeBlockTx tries to send a TaikoL1.proposeBlock transaction.
-func (p *Proposer) sendProposeBlockTx(
+func (p *Proposer) sendProposeBlockTxWithBlobHash(
 	ctx context.Context,
 	blobHash common.Hash,
 	nonce *uint64,
 	assignment *encoding.ProverAssignment,
 	assignedProver common.Address,
 	maxFee *big.Int,
-	isReplacement bool,
-) (*types.Transaction, error) {
+	isReplacement bool) (*types.Transaction, error) {
 	// Propose the transactions list
 	opts, err := getTxOpts(ctx, p.rpc.L1, p.L1ProposerPrivKey, p.rpc.L1ChainID, maxFee)
 	if err != nil {
@@ -415,6 +413,96 @@ func (p *Proposer) sendProposeBlockTx(
 	return proposeTx, nil
 }
 
+// sendProposeBlockTx tries to send a TaikoL1.proposeBlock transaction.
+func (p *Proposer) sendProposeBlockTx(
+	ctx context.Context,
+	txListBytes []byte,
+	nonce *uint64,
+	assignment *encoding.ProverAssignment,
+	assignedProver common.Address,
+	maxFee *big.Int,
+	isReplacement bool,
+) (*types.Transaction, error) {
+	// Propose the transactions list
+	opts, err := getTxOpts(ctx, p.rpc.L1, p.L1ProposerPrivKey, p.rpc.L1ChainID, maxFee)
+	if err != nil {
+		return nil, err
+	}
+	if nonce != nil {
+		opts.Nonce = new(big.Int).SetUint64(*nonce)
+	}
+	opts.GasLimit = p.ProposeBlockTxGasLimit
+	if isReplacement {
+		if opts, err = rpc.IncreaseGasTipCap(
+			ctx,
+			p.rpc,
+			opts,
+			p.proposerAddress,
+			new(big.Int).SetUint64(p.ProposeBlockTxReplacementMultiplier),
+			p.ProposeBlockTxGasTipCap,
+		); err != nil {
+			return nil, err
+		}
+	}
+
+	var parentMetaHash = [32]byte{}
+	if p.IncludeParentMetaHash {
+		state, err := p.rpc.TaikoL1.State(&bind.CallOpts{Context: ctx})
+		if err != nil {
+			return nil, err
+		}
+
+		parent, err := p.rpc.TaikoL1.GetBlock(&bind.CallOpts{Context: ctx}, state.SlotB.NumBlocks-1)
+		if err != nil {
+			return nil, err
+		}
+
+		parentMetaHash = parent.MetaHash
+	}
+
+	hookCalls := make([]encoding.HookCall, 0)
+
+	// initially just use the AssignmentHook default.
+	// TODO: flag for additional hook addresses and data.
+	hookInputData, err := encoding.EncodeAssignmentHookInput(&encoding.AssignmentHookInput{
+		Assignment: assignment,
+		Tip:        common.Big0, // TODO: flag for tip
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	hookCalls = append(hookCalls, encoding.HookCall{
+		Hook: p.AssignmentHookAddress,
+		Data: hookInputData,
+	})
+
+	encodedParams, err := encoding.EncodeBlockParams(&encoding.BlockParams{
+		AssignedProver:    assignedProver,
+		ExtraData:         rpc.StringToBytes32(p.ExtraData),
+		TxListByteOffset:  common.Big0,
+		TxListByteSize:    common.Big0,
+		BlobHash:          [32]byte{},
+		CacheBlobForReuse: false,
+		ParentMetaHash:    parentMetaHash,
+		HookCalls:         hookCalls,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	proposeTx, err := p.rpc.TaikoL1.ProposeBlock(
+		opts,
+		encodedParams,
+		txListBytes,
+	)
+	if err != nil {
+		return nil, encoding.TryParsingCustomError(err)
+	}
+
+	return proposeTx, nil
+}
+
 // ProposeTxList proposes the given transactions list to TaikoL1 smart contract.
 func (p *Proposer) ProposeTxList(
 	ctx context.Context,
@@ -433,7 +521,6 @@ func (p *Proposer) ProposeTxList(
 
 	var (
 		isReplacement bool
-		blobTx        *types.Transaction
 		tx            *types.Transaction
 	)
 	if err := backoff.Retry(
@@ -443,16 +530,37 @@ func (p *Proposer) ProposeTxList(
 			}
 
 			// Send tx list by blob tx.
-			if blobTx == nil {
-				blobTx, err = p.sendTxListByBlobTx(ctx, txListBytes)
+			if p.BlobAllowed {
+				blobTx, err := p.sendTxListByBlobTx(ctx, txListBytes)
 				if err != nil {
 					return nil
 				}
+				if tx, err = p.sendProposeBlockTxWithBlobHash(
+					ctx,
+					blobTx.BlobHashes()[0],
+					nonce,
+					assignment,
+					proverAddress,
+					maxFee,
+					isReplacement,
+				); err != nil {
+					log.Warn("Failed to send taikoL1.proposeBlock blob transaction", "error", encoding.TryParsingCustomError(err))
+					if strings.Contains(err.Error(), core.ErrNonceTooLow.Error()) {
+						return nil
+					}
+					if strings.Contains(err.Error(), txpool.ErrReplaceUnderpriced.Error()) {
+						isReplacement = true
+					} else {
+						isReplacement = false
+					}
+					return err
+				}
+				return nil
 			}
 
 			if tx, err = p.sendProposeBlockTx(
 				ctx,
-				blobTx.BlobHashes()[0],
+				txListBytes,
 				nonce,
 				assignment,
 				proverAddress,
diff --git a/proposer/proposer_test.go b/proposer/proposer_test.go
index e2ab57bfd..7ebd943fb 100644
--- a/proposer/proposer_test.go
+++ b/proposer/proposer_test.go
@@ -192,19 +192,32 @@ func (s *ProposerTestSuite) TestSendProposeBlockTx() {
 	)
 	s.Nil(err)
 
-	// Send blob tx.
-	blobTx, err := s.p.sendTxListByBlobTx(context.Background(), encoded)
-	s.Nil(err)
-
-	newTx, err := s.p.sendProposeBlockTx(
-		context.Background(),
-		blobTx.BlobHashes()[0],
-		&nonce,
-		signedAssignment,
-		proverAddress,
-		fee,
-		true,
+	var (
+		ctx   = context.Background()
+		newTx *types.Transaction
 	)
+	if s.p.BlobAllowed {
+		blobTx, blobErr := s.p.sendTxListByBlobTx(ctx, encoded)
+		s.Nil(blobErr)
+		newTx, err = s.p.sendProposeBlockTxWithBlobHash(
+			ctx,
+			blobTx.BlobHashes()[0],
+			&nonce,
+			signedAssignment,
+			proverAddress,
+			fee,
+			true)
+	} else {
+		newTx, err = s.p.sendProposeBlockTx(
+			context.Background(),
+			encoded,
+			&nonce,
+			signedAssignment,
+			proverAddress,
+			fee,
+			true,
+		)
+	}
 	s.Nil(err)
 	s.Greater(newTx.GasTipCap().Uint64(), tx.GasTipCap().Uint64())
 }