diff --git a/oracle/pkg/node/node.go b/oracle/pkg/node/node.go
index 8a5c124d8..43fcf48f8 100644
--- a/oracle/pkg/node/node.go
+++ b/oracle/pkg/node/node.go
@@ -115,7 +115,7 @@ func NewNode(opts *Options) (*Node, error) {
 
 	monitorClosed := monitor.Start(ctx)
 
-	txnMgr := transactor.NewTransactorWithDefaults(
+	txnMgr := transactor.NewTransactor(
 		settlementClient,
 		monitor,
 	)
diff --git a/p2p/pkg/node/node.go b/p2p/pkg/node/node.go
index 6f9c330b4..68d96ebb1 100644
--- a/p2p/pkg/node/node.go
+++ b/p2p/pkg/node/node.go
@@ -199,7 +199,7 @@ func NewNode(opts *Options) (*Node, error) {
 	srv.RegisterMetricsCollectors(monitor.Metrics()...)
 
 	contractsBackend := transactor.NewMetricsWrapper(
-		transactor.NewTransactorWithDefaults(
+		transactor.NewTransactor(
 			contractRPC,
 			monitor,
 		),
diff --git a/x/contracts/transactor/transactor.go b/x/contracts/transactor/transactor.go
index 3aa8e85aa..b7f2fc1da 100644
--- a/x/contracts/transactor/transactor.go
+++ b/x/contracts/transactor/transactor.go
@@ -2,10 +2,8 @@ package transactor
 
 import (
 	"context"
-	"math/big"
 	"time"
 
-	"github.com/ethereum/go-ethereum"
 	"github.com/ethereum/go-ethereum/accounts/abi/bind"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
@@ -13,8 +11,6 @@ import (
 
 const (
 	txnRetriesLimit = 3
-	defaultGasLimit = 1_000_000
-	defaultGasTip   = 1_000
 )
 
 // Watcher is an interface that is used to manage the lifecycle of a transaction.
@@ -41,9 +37,8 @@ type Watcher interface {
 // of an error, the nonce is put back into the channel so that it can be reused.
 type Transactor struct {
 	bind.ContractBackend
-	nonceChan  chan uint64
-	watcher    Watcher
-	useDefault bool
+	nonceChan chan uint64
+	watcher   Watcher
 }
 
 func NewTransactor(
@@ -62,15 +57,6 @@ func NewTransactor(
 	}
 }
 
-func NewTransactorWithDefaults(
-	backend bind.ContractBackend,
-	watcher Watcher,
-) *Transactor {
-	t := NewTransactor(backend, watcher)
-	t.useDefault = true
-	return t
-}
-
 func (t *Transactor) PendingNonceAt(ctx context.Context, account common.Address) (uint64, error) {
 	select {
 	case <-ctx.Done():
@@ -133,17 +119,3 @@ func (t *Transactor) SendTransaction(ctx context.Context, tx *types.Transaction)
 
 	return nil
 }
-
-func (t *Transactor) EstimateGas(ctx context.Context, callMsg ethereum.CallMsg) (gas uint64, err error) {
-	if t.useDefault {
-		return defaultGasLimit, nil
-	}
-	return t.ContractBackend.EstimateGas(ctx, callMsg)
-}
-
-func (t *Transactor) SuggestGasTipCap(ctx context.Context) (tip *big.Int, err error) {
-	if t.useDefault {
-		return big.NewInt(defaultGasTip), nil
-	}
-	return t.ContractBackend.SuggestGasTipCap(ctx)
-}
diff --git a/x/keysigner/keystoresigner.go b/x/keysigner/keystoresigner.go
index 74cef2ec8..d0f8aacdc 100644
--- a/x/keysigner/keystoresigner.go
+++ b/x/keysigner/keystoresigner.go
@@ -77,7 +77,15 @@ func (kss *KeystoreSigner) String() string {
 }
 
 func (kss *KeystoreSigner) GetAuth(chainID *big.Int) (*bind.TransactOpts, error) {
-	return bind.NewKeyStoreTransactorWithChainID(kss.keystore, kss.account, chainID)
+	opts, err := bind.NewKeyStoreTransactorWithChainID(kss.keystore, kss.account, chainID)
+	if err != nil {
+		return nil, err
+	}
+
+	opts.GasLimit = 1_000_000
+	opts.GasTipCap = big.NewInt(1)
+	opts.GasFeeCap = big.NewInt(20000000000)
+	return opts, nil
 }
 
 func (kss *KeystoreSigner) GetAuthWithCtx(ctx context.Context, chainID *big.Int) (*bind.TransactOpts, error) {
diff --git a/x/keysigner/privatekeysigner.go b/x/keysigner/privatekeysigner.go
index ccbfae319..525524288 100644
--- a/x/keysigner/privatekeysigner.go
+++ b/x/keysigner/privatekeysigner.go
@@ -59,7 +59,15 @@ func (pks *PrivateKeySigner) GetPrivateKey() (*ecdsa.PrivateKey, error) {
 }
 
 func (pks *PrivateKeySigner) GetAuth(chainID *big.Int) (*bind.TransactOpts, error) {
-	return bind.NewKeyedTransactorWithChainID(pks.privKey, chainID)
+	opts, err := bind.NewKeyedTransactorWithChainID(pks.privKey, chainID)
+	if err != nil {
+		return nil, err
+	}
+
+	opts.GasLimit = 1_000_000
+	opts.GasTipCap = big.NewInt(1)
+	opts.GasFeeCap = big.NewInt(20000000000)
+	return opts, nil
 }
 
 func (pks *PrivateKeySigner) GetAuthWithCtx(ctx context.Context, chainID *big.Int) (*bind.TransactOpts, error) {