diff --git a/cmd/zetae2e/config/config.go b/cmd/zetae2e/config/config.go
index b83e1c9f7a..1fa0234cd1 100644
--- a/cmd/zetae2e/config/config.go
+++ b/cmd/zetae2e/config/config.go
@@ -39,7 +39,7 @@ func RunnerFromConfig(
 	zetaTxServer, err := txserver.NewZetaTxServer(
 		conf.RPCs.ZetaCoreRPC,
 		[]string{zetaUserName},
-		[]string{account.RawPrivateKey.String()},
+		[]string{conf.AdditionalAccounts.UserAdmin.RawPrivateKey.String()},
 		conf.ZetaChainID,
 	)
 	if err != nil {
diff --git a/cmd/zetae2e/config/config_test.go b/cmd/zetae2e/config/config_test.go
index a27ee36ca6..6b0cf9cdf6 100644
--- a/cmd/zetae2e/config/config_test.go
+++ b/cmd/zetae2e/config/config_test.go
@@ -3,9 +3,6 @@ package config
 import (
 	"testing"
 
-	"github.com/cosmos/cosmos-sdk/crypto/hd"
-	sdktypes "github.com/cosmos/cosmos-sdk/types"
-	"github.com/ethereum/go-ethereum/common"
 	"github.com/stretchr/testify/require"
 
 	"github.com/zeta-chain/zetacore/e2e/config"
@@ -38,14 +35,6 @@ func TestReadConfig(t *testing.T) {
 			require.NoError(t, err)
 			require.NotEmpty(t, conf.Accounts.Deployer.RawEVMAddress)
 			require.NotEmpty(t, conf.Accounts.Deployer.RawPrivateKey)
-
-			// this test is passing, but a different key is derived by the txserver at runtime
-			if conf.FungibleAdminMnemonic != "" {
-				derivedPriv, err := hd.Secp256k1.Derive()(conf.FungibleAdminMnemonic, "", sdktypes.FullFundraiserPath)
-				require.NoError(t, err)
-				privKey := hd.Secp256k1.Generate()(derivedPriv)
-				require.Equal(t, common.Bytes2Hex(privKey.Bytes()), conf.AdditionalAccounts.UserAdmin.RawPrivateKey.String())
-			}
 		})
 	}
 }
diff --git a/e2e/config/config.go b/e2e/config/config.go
index 6809525b71..32ba6865e7 100644
--- a/e2e/config/config.go
+++ b/e2e/config/config.go
@@ -39,12 +39,11 @@ func (s DoubleQuotedString) AsEVMAddress() (ethcommon.Address, error) {
 
 // Config contains the configuration for the e2e test
 type Config struct {
-	Accounts              Accounts           `yaml:"accounts"`
-	AdditionalAccounts    AdditionalAccounts `yaml:"additional_accounts"`
-	RPCs                  RPCs               `yaml:"rpcs"`
-	Contracts             Contracts          `yaml:"contracts"`
-	ZetaChainID           string             `yaml:"zeta_chain_id"`
-	FungibleAdminMnemonic string             `yaml:"fungible_admin_mnemonic"`
+	Accounts           Accounts           `yaml:"accounts"`
+	AdditionalAccounts AdditionalAccounts `yaml:"additional_accounts"`
+	RPCs               RPCs               `yaml:"rpcs"`
+	Contracts          Contracts          `yaml:"contracts"`
+	ZetaChainID        string             `yaml:"zeta_chain_id"`
 }
 
 // Account contains configuration for an account
diff --git a/e2e/txserver/zeta_tx_server.go b/e2e/txserver/zeta_tx_server.go
index b412f13102..298aa9ccef 100644
--- a/e2e/txserver/zeta_tx_server.go
+++ b/e2e/txserver/zeta_tx_server.go
@@ -33,9 +33,11 @@ import (
 	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
 	upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
 	ethcommon "github.com/ethereum/go-ethereum/common"
+	"github.com/evmos/ethermint/crypto/hd"
 	etherminttypes "github.com/evmos/ethermint/types"
 	evmtypes "github.com/evmos/ethermint/x/evm/types"
 
+	"github.com/zeta-chain/zetacore/app"
 	"github.com/zeta-chain/zetacore/cmd/zetacored/config"
 	"github.com/zeta-chain/zetacore/pkg/chains"
 	"github.com/zeta-chain/zetacore/pkg/coin"
@@ -85,20 +87,23 @@ func NewZetaTxServer(rpcAddr string, names []string, privateKeys []string, chain
 	cdc, reg := newCodec()
 
 	// initialize keyring
-	kr := keyring.NewInMemory(cdc)
+	kr := keyring.NewInMemory(cdc, hd.EthSecp256k1Option())
 
 	addresses := make([]string, 0, len(names))
 
 	// create accounts
 	for i := range names {
-		err = kr.ImportPrivKeyHex(names[i], privateKeys[i], "secp256k1")
+		err = kr.ImportPrivKeyHex(names[i], privateKeys[i], string(hd.EthSecp256k1Type))
 		if err != nil {
-			return ZetaTxServer{}, fmt.Errorf("failed to create account: %s", err.Error())
+			return ZetaTxServer{}, fmt.Errorf("failed to create account: %w", err)
 		}
 		r, err := kr.Key(names[i])
+		if err != nil {
+			return ZetaTxServer{}, fmt.Errorf("failed to get account key: %w", err)
+		}
 		accAddr, err := r.GetAddress()
 		if err != nil {
-			return ZetaTxServer{}, fmt.Errorf("failed to get account address: %s", err.Error())
+			return ZetaTxServer{}, fmt.Errorf("failed to get account address: %w", err)
 		}
 
 		addresses = append(addresses, accAddr.String())
@@ -245,11 +250,11 @@ func (zts ZetaTxServer) EnableHeaderVerification(account string, chainIDList []i
 	// retrieve account
 	acc, err := zts.clientCtx.Keyring.Key(account)
 	if err != nil {
-		return err
+		return fmt.Errorf("keyring: %w", err)
 	}
 	addr, err := acc.GetAddress()
 	if err != nil {
-		return err
+		return fmt.Errorf("get address: %w", err)
 	}
 
 	_, err = zts.BroadcastTx(account, lightclienttypes.NewMsgEnableHeaderVerification(
@@ -414,7 +419,8 @@ func (zts ZetaTxServer) FundEmissionsPool(account string, amount *big.Int) error
 
 // newCodec returns the codec for msg server
 func newCodec() (*codec.ProtoCodec, codectypes.InterfaceRegistry) {
-	interfaceRegistry := codectypes.NewInterfaceRegistry()
+	encodingConfig := app.MakeEncodingConfig()
+	interfaceRegistry := encodingConfig.InterfaceRegistry
 	cdc := codec.NewProtoCodec(interfaceRegistry)
 
 	sdktypes.RegisterInterfaces(interfaceRegistry)