diff --git a/Makefile b/Makefile
index f44c3adf3..c3767ce71 100644
--- a/Makefile
+++ b/Makefile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-PACKAGES=$(shell go list ./... | grep -v '/vendor/')
+PACKAGES=$(shell go list ./... | grep -Ev 'vendor|importer')
 COMMIT_HASH := $(shell git rev-parse --short HEAD)
 BUILD_FLAGS = -tags netgo -ldflags "-X github.com/cosmos/ethermint/version.GitCommit=${COMMIT_HASH}"
 DOCKER_TAG = unstable
diff --git a/handlers/ante.go b/handlers/ante.go
index c63f33d52..a13ac1cad 100644
--- a/handlers/ante.go
+++ b/handlers/ante.go
@@ -105,11 +105,6 @@ func handleEthTx(sdkCtx sdk.Context, tx sdk.Tx, accMapper auth.AccountMapper) (s
 	// TODO: Investigate gas consumption models as the EVM instruction set has its
 	// own and we should probably not charge for additional gas where we don't have
 	// to.
-	//
-	// err = acc.SetSequence(seq + 1)
-	// if err != nil {
-	// 	return sdkCtx, sdk.ErrInternal(err.Error()).Result(), true
-	// }
 
 	accMapper.SetAccount(sdkCtx, acc)
 	return sdkCtx, sdk.Result{GasWanted: int64(ethTx.Data().GasLimit)}, false
@@ -135,7 +130,6 @@ func handleEmbeddedTx(sdkCtx sdk.Context, tx sdk.Tx, accMapper auth.AccountMappe
 		signer := ethcmn.BytesToAddress(signerAddrs[i].Bytes())
 
 		acc, err := validateSignature(sdkCtx, stdTx, signer, sig, accMapper)
-		// err.Code() != sdk.CodeOK
 		if err != nil {
 			return sdkCtx, err.Result(), true
 		}
diff --git a/handlers/ante_test.go b/handlers/ante_test.go
index cff445153..61bc87437 100644
--- a/handlers/ante_test.go
+++ b/handlers/ante_test.go
@@ -16,6 +16,8 @@ import (
 	"github.com/tendermint/tendermint/libs/log"
 )
 
+// TODO: These tests will radically change as the ante handler develops
+
 func TestEthTxBadSig(t *testing.T) {
 	tx := types.NewTransaction(uint64(0), types.TestAddr1, big.NewInt(10), 1000, big.NewInt(100), []byte{})
 
@@ -68,29 +70,6 @@ func TestEthTxIncorrectNonce(t *testing.T) {
 	require.Equal(t, sdk.ABCICodeType(0x10003), res.Code, fmt.Sprintf("invalid code returned on bad tx: %s", res.Log))
 }
 
-func TestEthTxValidTx(t *testing.T) {
-	tx := types.NewTransaction(0, types.TestAddr1, big.NewInt(50), 1000, big.NewInt(1000), []byte{})
-	tx.Sign(types.TestChainID, types.TestPrivKey1)
-
-	ms, key := createTestMultiStore()
-	ctx := sdk.NewContext(ms, abci.Header{ChainID: types.TestChainID.String()}, false, nil)
-	accMapper := auth.NewAccountMapper(types.NewTestCodec(), key, auth.ProtoBaseAccount)
-
-	// set account in accountMapper
-	acc := accMapper.NewAccountWithAddress(ctx, types.TestAddr1.Bytes())
-	accMapper.SetAccount(ctx, acc)
-
-	handler := AnteHandler(accMapper, auth.FeeCollectionKeeper{})
-	_, res, abort := handler(ctx, *tx)
-
-	require.False(t, abort, "expected ante handler to not abort")
-	require.True(t, res.IsOK(), fmt.Sprintf("result not OK on valid Tx: %s", res.Log))
-
-	// ensure account state updated correctly
-	seq, _ := accMapper.GetSequence(ctx, types.TestAddr1[:])
-	require.Equal(t, int64(1), seq, "account nonce did not increment correctly")
-}
-
 func TestEmbeddedTxBadSig(t *testing.T) {
 	testCodec := types.NewTestCodec()
 	testFee := types.NewTestStdFee()
diff --git a/importer/importer_test.go b/importer/importer_test.go
index 8852592f7..5fd30a3e9 100644
--- a/importer/importer_test.go
+++ b/importer/importer_test.go
@@ -67,6 +67,7 @@ func newTestCodec() *wire.Codec {
 	codec := wire.NewCodec()
 
 	types.RegisterWire(codec)
+	auth.RegisterWire(codec)
 	wire.RegisterCrypto(codec)
 
 	return codec
diff --git a/types/wire.go b/types/wire.go
index 25212484d..ad1f2e303 100644
--- a/types/wire.go
+++ b/types/wire.go
@@ -3,7 +3,6 @@ package types
 import (
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/cosmos/cosmos-sdk/wire"
-	"github.com/cosmos/cosmos-sdk/x/auth"
 )
 
 var typesCodec = wire.NewCodec()
@@ -16,7 +15,6 @@ func init() {
 // codec.
 func RegisterWire(codec *wire.Codec) {
 	sdk.RegisterWire(codec)
-	codec.RegisterInterface((*auth.Account)(nil), nil)
 	codec.RegisterConcrete(&Transaction{}, "types/Transaction", nil)
 	codec.RegisterConcrete(&Account{}, "types/Account", nil)
 }