diff --git a/app/app.go b/app/app.go
index 132aa6a7..09dbe731 100644
--- a/app/app.go
+++ b/app/app.go
@@ -43,8 +43,6 @@ import (
 	"github.com/cosmos/cosmos-sdk/x/crisis"
 	crisiskeeper "github.com/cosmos/cosmos-sdk/x/crisis/keeper"
 	crisistypes "github.com/cosmos/cosmos-sdk/x/crisis/types"
-
-	feeburnkeeper "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/x/feeburn/keeper"
 	distr "github.com/cosmos/cosmos-sdk/x/distribution"
 	govtypesv1 "github.com/cosmos/cosmos-sdk/x/gov/types/v1"
 	solomachine "github.com/cosmos/ibc-go/v7/modules/light-clients/06-solomachine"
@@ -169,9 +167,7 @@ const (
 	MockFeePort string = ibcmock.ModuleName + ibcfeetypes.ModuleName
 )
 
-var (
-	NodeDir = ".migalood"
-)
+var NodeDir = ".migalood"
 
 // These constants are derived from the above variables.
 // These are the ones we will want to use in the code, based on
@@ -293,7 +289,7 @@ type MigalooApp struct {
 	RouterKeeper          routerkeeper.Keeper
 	ContractKeeper        *wasmkeeper.PermissionedKeeper
 	ConsensusParamsKeeper consensusparamkeeper.Keeper
-	FeeBurnKeeper         feeburnkeeper.Keeper
+	FeeBurnKeeper         feeburnmodulekeeper.Keeper
 
 	// IBC hooks
 	IBCHooksKeeper *ibchookskeeper.Keeper
@@ -928,7 +924,7 @@ func NewMigalooApp(
 			BankKeeper:        app.BankKeeper,
 			FeeburnKeeper:     &app.FeeBurnKeeper,
 			WasmConfig:        &wasmConfig,
-			TXCounterStoreKey: keys[wasm.StoreKey],
+			TXCounterStoreKey: keys[wasmtypes.StoreKey],
 		},
 	)
 	if err != nil {
@@ -1162,14 +1158,11 @@ func (app *MigalooApp) setupUpgradeHandlers() {
 		return
 	}
 
-	var storeUpgrades *storetypes.StoreUpgrades
-
-	switch upgradeInfo.Name {
-	case v4.UpgradeName:
+	if upgradeInfo.Name == v4.UpgradeName {
 		// !! ATTENTION !!
 		// !! WHEN UPGRADING TO SDK v0.47 MAKE SURE TO INCLUDE THIS
 		// source: https://github.com/cosmos/cosmos-sdk/blob/release/v0.47.x/UPGRADING.md
-		storeUpgrades = &storetypes.StoreUpgrades{
+		storeUpgrades := &storetypes.StoreUpgrades{
 			Added: []string{
 				consensusparamtypes.StoreKey,
 				crisistypes.StoreKey,
@@ -1180,9 +1173,6 @@ func (app *MigalooApp) setupUpgradeHandlers() {
 				"intertx",
 			},
 		}
-	}
-
-	if storeUpgrades != nil {
 		// configure store loader that checks if version == upgradeHeight and applies store upgrades
 		app.SetStoreLoader(upgradetypes.UpgradeStoreLoader(upgradeInfo.Height, storeUpgrades))
 	}
@@ -1207,6 +1197,8 @@ func stringMapKeys(m map[string][]string) []string {
 }
 
 // initParamsKeeper init params keeper and its subspaces
+//
+//nolint:staticcheck // ParamsKeyTable is deprecated but used here for migration
 func initParamsKeeper(appCodec codec.BinaryCodec, legacyAmino *codec.LegacyAmino, key, tkey storetypes.StoreKey) paramskeeper.Keeper {
 	paramsKeeper := paramskeeper.NewKeeper(appCodec, legacyAmino, key, tkey)
 
diff --git a/app/sim_test.go b/app/sim_test.go
index 478ca50d..2db4ddd5 100644
--- a/app/sim_test.go
+++ b/app/sim_test.go
@@ -9,7 +9,6 @@ import (
 	"time"
 
 	"cosmossdk.io/simapp"
-	"github.com/CosmWasm/wasmd/x/wasm"
 	wasmtypes "github.com/CosmWasm/wasmd/x/wasm/types"
 	dbm "github.com/cometbft/cometbft-db"
 	"github.com/cometbft/cometbft/libs/log"
@@ -192,13 +191,13 @@ func TestAppImportExport(t *testing.T) {
 		{app.keys[ibctransfertypes.StoreKey], newApp.keys[ibctransfertypes.StoreKey], [][]byte{}},
 		{app.keys[authzkeeper.StoreKey], newApp.keys[authzkeeper.StoreKey], [][]byte{}},
 		{app.keys[feegrant.StoreKey], newApp.keys[feegrant.StoreKey], [][]byte{}},
-		{app.keys[wasm.StoreKey], newApp.keys[wasm.StoreKey], [][]byte{}},
+		{app.keys[wasmtypes.StoreKey], newApp.keys[wasmtypes.StoreKey], [][]byte{}},
 		{app.keys[consensusparamtypes.StoreKey], newApp.keys[consensusparamtypes.StoreKey], [][]byte{}},
 		{app.keys[crisistypes.StoreKey], newApp.keys[crisistypes.StoreKey], [][]byte{}},
 	}
 
 	// delete persistent tx counter value
-	ctxA.KVStore(app.keys[wasm.StoreKey]).Delete(wasmtypes.TXCounterPrefix)
+	ctxA.KVStore(app.keys[wasmtypes.StoreKey]).Delete(wasmtypes.TXCounterPrefix)
 
 	// diff both stores
 	for _, skp := range storeKeysPrefixes {
diff --git a/app/test_helpers.go b/app/test_helpers.go
index 70e2bbd9..4fda7cb0 100644
--- a/app/test_helpers.go
+++ b/app/test_helpers.go
@@ -5,7 +5,6 @@ import (
 	"testing"
 	"time"
 
-	"github.com/CosmWasm/wasmd/x/wasm"
 	wasmkeeper "github.com/CosmWasm/wasmd/x/wasm/keeper"
 	config "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/app/params"
 	dbm "github.com/cometbft/cometbft-db"
@@ -34,8 +33,6 @@ const (
 	SimAppChainID = ""
 )
 
-var emptyWasmOpts []wasm.Option
-
 type KeeperTestHelper struct {
 	suite.Suite
 
diff --git a/cmd/migalood/cmd/genaccounts_test.go b/cmd/migalood/cmd/genaccounts_test.go
index e356bb9e..a0d3cb92 100644
--- a/cmd/migalood/cmd/genaccounts_test.go
+++ b/cmd/migalood/cmd/genaccounts_test.go
@@ -3,9 +3,10 @@ package cmd_test
 import (
 	"context"
 	"fmt"
+	"testing"
+
 	"github.com/terra-money/alliance/app"
 	alliancecmd "github.com/terra-money/alliance/cmd/allianced/cmd"
-	"testing"
 
 	"github.com/cosmos/cosmos-sdk/crypto/hd"
 	"github.com/cosmos/cosmos-sdk/crypto/keyring"
diff --git a/cmd/migalood/cmd/root.go b/cmd/migalood/cmd/root.go
index 9d798519..1511ca59 100644
--- a/cmd/migalood/cmd/root.go
+++ b/cmd/migalood/cmd/root.go
@@ -2,13 +2,14 @@ package cmd
 
 import (
 	"errors"
-	tmtypes "github.com/cometbft/cometbft/types"
-	"github.com/cosmos/cosmos-sdk/x/genutil"
-	genutiltypes "github.com/cosmos/cosmos-sdk/x/genutil/types"
 	"io"
 	"os"
 	"path/filepath"
 
+	tmtypes "github.com/cometbft/cometbft/types"
+	"github.com/cosmos/cosmos-sdk/x/genutil"
+	genutiltypes "github.com/cosmos/cosmos-sdk/x/genutil/types"
+
 	rosettaCmd "cosmossdk.io/tools/rosetta/cmd"
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/spf13/cast"
diff --git a/cmd/migalood/cmd/testnet.go b/cmd/migalood/cmd/testnet.go
index e85c3797..2411fe87 100644
--- a/cmd/migalood/cmd/testnet.go
+++ b/cmd/migalood/cmd/testnet.go
@@ -6,11 +6,12 @@ import (
 	"bufio"
 	"encoding/json"
 	"fmt"
-	"github.com/CosmWasm/wasmd/app"
 	"net"
 	"os"
 	"path/filepath"
 
+	"github.com/CosmWasm/wasmd/app"
+
 	tmconfig "github.com/cometbft/cometbft/config"
 	tmos "github.com/cometbft/cometbft/libs/os"
 	tmrand "github.com/cometbft/cometbft/libs/rand"
@@ -103,7 +104,8 @@ func NewTestnetCmd(mbm module.BasicManager, genBalIterator banktypes.GenesisBala
 
 // testnetInitFilesCmd returns a cmd to initialize all files for tendermint testnet and application
 func testnetInitFilesCmd(mbm module.BasicManager, genBalIterator banktypes.GenesisBalancesIterator,
-	validator genutiltypes.MessageValidator) *cobra.Command {
+	validator genutiltypes.MessageValidator,
+) *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "init-files",
 		Short: "Initialize config directories & files for a multi-validator testnet running locally via separate processes (e.g. Docker Compose or similar)",
@@ -425,7 +427,6 @@ func collectGenFiles(
 		}
 
 		nodeAppState, err := genutil.GenAppStateFromConfig(clientCtx.Codec, clientCtx.TxConfig, nodeConfig, initCfg, *genDoc, genBalIterator, validator)
-
 		if err != nil {
 			return err
 		}
diff --git a/cmd/migalood/cmd/testnet_test.go b/cmd/migalood/cmd/testnet_test.go
index ccce35b8..e333e18d 100644
--- a/cmd/migalood/cmd/testnet_test.go
+++ b/cmd/migalood/cmd/testnet_test.go
@@ -3,9 +3,10 @@ package cmd
 import (
 	"context"
 	"fmt"
-	"github.com/terra-money/alliance/app"
 	"testing"
 
+	"github.com/terra-money/alliance/app"
+
 	"github.com/cometbft/cometbft/libs/log"
 	"github.com/spf13/viper"
 	"github.com/stretchr/testify/require"
diff --git a/x/feeburn/ante/ante_test.go b/x/feeburn/ante/ante_test.go
index 69f1da1d..a8ebb42f 100644
--- a/x/feeburn/ante/ante_test.go
+++ b/x/feeburn/ante/ante_test.go
@@ -2,21 +2,22 @@ package ante_test
 
 import (
 	"fmt"
+	"math"
+	"strconv"
+
 	config "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/app/params"
 	"github.com/White-Whale-Defi-Platform/migaloo-chain/v3/x/feeburn/ante"
 	abci "github.com/cometbft/cometbft/abci/types"
-	"github.com/cosmos/cosmos-sdk/crypto/keys/ed25519"
+	"github.com/cosmos/cosmos-sdk/crypto/keys/secp256k1"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
-	"math"
-	"strconv"
 )
 
 func (suite *AnteTestSuite) TestFeeBurnDecorator() {
 	listTxFeeBurnPercent := []string{"0", "10", "40", "50", "80", "100"}
 	for _, percent := range listTxFeeBurnPercent {
 		fmt.Println("tx fee burn percent", percent)
-		suite.SetupTest(false) // reset
+		suite.SetupTest() // reset
 		err1 := suite.App.FeeBurnKeeper.UpdateTxFeeBurnPercent(suite.Ctx, percent)
 		suite.Require().NoError(err1)
 
@@ -24,10 +25,10 @@ func (suite *AnteTestSuite) TestFeeBurnDecorator() {
 			suite.App.FeeBurnKeeper)
 		antehandler := sdk.ChainAnteDecorators(fbd)
 
-		priv := ed25519.GenPrivKey()
+		priv := secp256k1.GenPrivKey()
 		addr := getAddr(priv)
 		accountAddress := sdk.AccAddress(priv.PubKey().Address().Bytes())
-		privNew := ed25519.GenPrivKey()
+		privNew := secp256k1.GenPrivKey()
 		addrRecv := getAddr(privNew)
 
 		accBalance := sdk.Coins{{Denom: config.BaseDenom, Amount: sdk.NewInt(int64(math.Pow10(18) * 2))}}
@@ -56,13 +57,13 @@ func (suite *AnteTestSuite) TestFeeBurnDecorator() {
 }
 
 func (suite *AnteTestSuite) TestFeeBurnDecoratorWhenTxNull() {
-	suite.SetupTest(false) // reset
+	suite.SetupTest() // reset
 
 	fbd := ante.NewDeductFeeDecorator(suite.App.AccountKeeper, suite.App.BankKeeper, suite.App.FeeGrantKeeper, nil,
 		suite.App.FeeBurnKeeper)
 	antehandler := sdk.ChainAnteDecorators(fbd)
 
-	priv := ed25519.GenPrivKey()
+	priv := secp256k1.GenPrivKey()
 	addr := getAddr(priv)
 	accBalance := sdk.Coins{{Denom: config.BaseDenom, Amount: sdk.NewInt(int64(math.Pow10(18) * 2))}}
 	err := suite.FundAccount(suite.Ctx, addr, accBalance)
diff --git a/x/feeburn/ante/utils_test.go b/x/feeburn/ante/utils_test.go
index ffae622e..b2b80113 100644
--- a/x/feeburn/ante/utils_test.go
+++ b/x/feeburn/ante/utils_test.go
@@ -1,15 +1,16 @@
 package ante_test
 
 import (
+	"testing"
+
 	apptesting "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/app"
 	config "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/app/params"
 	"github.com/cosmos/cosmos-sdk/client/tx"
-	"github.com/cosmos/cosmos-sdk/crypto/keys/ed25519"
+	cryptotypes "github.com/cosmos/cosmos-sdk/crypto/types"
 	"github.com/cosmos/cosmos-sdk/types/tx/signing"
 	authsigning "github.com/cosmos/cosmos-sdk/x/auth/signing"
 	minttypes "github.com/cosmos/cosmos-sdk/x/mint/types"
 	"github.com/cosmos/ibc-go/v7/testing/simapp"
-	"testing"
 
 	"github.com/stretchr/testify/suite"
 
@@ -20,20 +21,19 @@ import (
 )
 
 var (
-	DEFAULT_FEE int64 = 1000000000000
+	DefaultFee int64 = 1000000000000
+	s          *AnteTestSuite
 )
-var s *AnteTestSuite
 
 // AnteTestSuite is a test suite to be used with ante handler tests.
 type AnteTestSuite struct {
 	apptesting.KeeperTestHelper
 	anteHandler sdk.AnteHandler
 	clientCtx   client.Context
-	txBuilder   client.TxBuilder
 }
 
 // SetupTest setups a new test, with new app, context, and anteHandler.
-func (suite *AnteTestSuite) SetupTest(isCheckTx bool) {
+func (suite *AnteTestSuite) SetupTest() {
 	suite.Setup(suite.T(), apptesting.SimAppChainID)
 
 	// Set up TxConfig.
@@ -57,13 +57,6 @@ func (suite *AnteTestSuite) SetupTest(isCheckTx bool) {
 
 	suite.Require().NoError(err)
 	suite.anteHandler = anteHandler
-	//
-	//feePoolBalance := sdk.Coins{{Denom: config.BaseDenom, Amount: sdk.NewInt(int64(math.Pow10(18) * 2))}}
-	//
-	//err = suite.App.BankKeeper.MintCoins(suite.ctx, minttypes.ModuleName, feePoolBalance)
-	//suite.Require().NoError(err)
-	//err = suite.App.BankKeeper.SendCoinsFromModuleToModule(suite.ctx, minttypes.ModuleName, authtypes.FeeCollectorName, feePoolBalance)
-	//suite.Require().NoError(err)
 }
 
 func TestAnteTestSuite(t *testing.T) {
@@ -71,11 +64,11 @@ func TestAnteTestSuite(t *testing.T) {
 	suite.Run(t, s)
 }
 
-func getAddr(priv *ed25519.PrivKey) sdk.AccAddress {
+func getAddr(priv cryptotypes.PrivKey) sdk.AccAddress {
 	return priv.PubKey().Address().Bytes()
 }
 
-func prepareCosmosTx(priv *ed25519.PrivKey, msgs ...sdk.Msg) client.TxBuilder {
+func prepareCosmosTx(priv cryptotypes.PrivKey, msgs ...sdk.Msg) client.TxBuilder {
 	encodingConfig := config.MakeEncodingConfig()
 	accountAddress := sdk.AccAddress(priv.PubKey().Address().Bytes())
 
@@ -83,7 +76,7 @@ func prepareCosmosTx(priv *ed25519.PrivKey, msgs ...sdk.Msg) client.TxBuilder {
 
 	txBuilder.SetGasLimit(1000000)
 	gasPrice := sdk.NewInt(1)
-	fees := &sdk.Coins{{Denom: config.BaseDenom, Amount: gasPrice.MulRaw(DEFAULT_FEE)}}
+	fees := &sdk.Coins{{Denom: config.BaseDenom, Amount: gasPrice.MulRaw(DefaultFee)}}
 	txBuilder.SetFeeAmount(*fees)
 	err := txBuilder.SetMsgs(msgs...)
 	s.Require().NoError(err)
diff --git a/x/feeburn/client/cli/tx.go b/x/feeburn/client/cli/tx.go
index 10aa56b5..ef70eae4 100644
--- a/x/feeburn/client/cli/tx.go
+++ b/x/feeburn/client/cli/tx.go
@@ -2,6 +2,7 @@ package cli
 
 import (
 	"fmt"
+
 	"github.com/cosmos/cosmos-sdk/client/tx"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/cosmos/cosmos-sdk/version"
@@ -46,7 +47,7 @@ func NewUpdateTxFeeBurnPercentProposalHandler() *cobra.Command {
 				return err
 			}
 
-			description, err := cmd.Flags().GetString(cli.FlagDescription)
+			description, err := cmd.Flags().GetString(cli.FlagDescription) //nolint:staticcheck // SA1019: govcli.FlagDescription is deprecated
 			if err != nil {
 				return err
 			}
diff --git a/x/feeburn/client/proposal_handler.go b/x/feeburn/client/proposal_handler.go
index 11135916..b8099426 100644
--- a/x/feeburn/client/proposal_handler.go
+++ b/x/feeburn/client/proposal_handler.go
@@ -5,6 +5,4 @@ import (
 	govclient "github.com/cosmos/cosmos-sdk/x/gov/client"
 )
 
-var (
-	UpdateTxFeeBurnPercentProposalHandler = govclient.NewProposalHandler(cli.NewUpdateTxFeeBurnPercentProposalHandler)
-)
+var UpdateTxFeeBurnPercentProposalHandler = govclient.NewProposalHandler(cli.NewUpdateTxFeeBurnPercentProposalHandler)
diff --git a/x/feeburn/keeper/grpc_query_test.go b/x/feeburn/keeper/grpc_query_test.go
index 424aaa4c..ac0b8d03 100644
--- a/x/feeburn/keeper/grpc_query_test.go
+++ b/x/feeburn/keeper/grpc_query_test.go
@@ -14,7 +14,8 @@ func TestParamsQuery(t *testing.T) {
 	keeper, ctx := testkeeper.FeeburnKeeper(t)
 	wctx := sdk.WrapSDKContext(ctx)
 	params := types.DefaultParams()
-	keeper.SetParams(ctx, params)
+	err := keeper.SetParams(ctx, params)
+	require.NoError(t, err)
 
 	response, err := keeper.Params(wctx, &types.QueryParamsRequest{})
 	require.NoError(t, err)
diff --git a/x/feeburn/keeper/integration_test.go b/x/feeburn/keeper/integration_test.go
index 0133d943..969a4af4 100644
--- a/x/feeburn/keeper/integration_test.go
+++ b/x/feeburn/keeper/integration_test.go
@@ -2,6 +2,7 @@ package keeper_test
 
 import (
 	"fmt"
+
 	config "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/app/params"
 	abci "github.com/cometbft/cometbft/abci/types"
 	"github.com/cosmos/cosmos-sdk/crypto/keys/secp256k1"
@@ -11,7 +12,7 @@ import (
 )
 
 func (suite *KeeperTestSuite) TestBurnFeeCosmosTxDelegate() {
-	suite.SetupTest(false)
+	suite.SetupTest()
 	priv0 := secp256k1.GenPrivKey()
 	addr := sdk.AccAddress(priv0.PubKey().Address())
 	accBalance := sdk.Coins{{Denom: config.BaseDenom, Amount: sdk.NewInt(10000000000000)}}
@@ -27,7 +28,6 @@ func (suite *KeeperTestSuite) TestBurnFeeCosmosTxDelegate() {
 	expectAmount := totalSupplyAfter.Amount.Sub(totalSupplyBefore.Amount)
 	expectAmount = mintedCoin.Amount.Sub(expectAmount)
 	fmt.Println("expectAmount", expectAmount)
-	//s.Require().Equal(getExpectTotalFeeBurn(1), expectAmount)
 }
 
 func delegate(priv cryptotypes.PrivKey, delegateAmount sdk.Coin) {
@@ -48,6 +48,7 @@ func deliverTx(priv cryptotypes.PrivKey, msgs ...sdk.Msg) abci.ResponseDeliverTx
 	res := s.App.BaseApp.DeliverTx(req)
 	return res
 }
+
 func getMintedCoin() sdk.Coin {
 	mintParams := s.App.MintKeeper.GetParams(s.Ctx)
 	return s.App.MintKeeper.GetMinter(s.Ctx).BlockProvision(mintParams)
diff --git a/x/feeburn/keeper/keeper.go b/x/feeburn/keeper/keeper.go
index 4b5f7a76..77827bdd 100644
--- a/x/feeburn/keeper/keeper.go
+++ b/x/feeburn/keeper/keeper.go
@@ -43,6 +43,7 @@ func NewKeeper(
 func (k Keeper) Logger(ctx sdk.Context) log.Logger {
 	return ctx.Logger().With("module", fmt.Sprintf("x/%s", types.ModuleName))
 }
+
 func (k Keeper) GetAuthority() string {
 	return k.authority.String()
 }
diff --git a/x/feeburn/keeper/keeper_test.go b/x/feeburn/keeper/keeper_test.go
index b42cd5bb..cb3d5859 100644
--- a/x/feeburn/keeper/keeper_test.go
+++ b/x/feeburn/keeper/keeper_test.go
@@ -1,9 +1,10 @@
 package keeper_test
 
 import (
+	"testing"
+
 	apptesting "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/app"
 	config "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/app/params"
-	"github.com/cometbft/cometbft/crypto/ed25519"
 	"github.com/cosmos/cosmos-sdk/client"
 	"github.com/cosmos/cosmos-sdk/client/tx"
 	cryptotypes "github.com/cosmos/cosmos-sdk/crypto/types"
@@ -14,24 +15,22 @@ import (
 	authsigning "github.com/cosmos/cosmos-sdk/x/auth/signing"
 	minttypes "github.com/cosmos/cosmos-sdk/x/mint/types"
 	"github.com/stretchr/testify/suite"
-	"testing"
 )
 
 var (
-	DEFAULT_FEE int64 = 1000000000000
+	DefaultFee int64 = 1000000000000
+	s          *KeeperTestSuite
 )
-var s *KeeperTestSuite
 
 // AnteTestSuite is a test suite to be used with ante handler tests.
 type KeeperTestSuite struct {
 	apptesting.KeeperTestHelper
 	anteHandler sdk.AnteHandler
 	clientCtx   client.Context
-	txBuilder   client.TxBuilder
 }
 
 // SetupTest setups a new test, with new app, context, and anteHandler.
-func (suite *KeeperTestSuite) SetupTest(isCheckTx bool) {
+func (suite *KeeperTestSuite) SetupTest() {
 	suite.Setup(suite.T(), apptesting.SimAppChainID)
 
 	// Set up TxConfig.
@@ -62,10 +61,6 @@ func TestKeeperTestSuite(t *testing.T) {
 	suite.Run(t, s)
 }
 
-func getAddr(priv *ed25519.PrivKey) sdk.AccAddress {
-	return priv.PubKey().Address().Bytes()
-}
-
 func prepareCosmosTx(priv cryptotypes.PrivKey, msgs ...sdk.Msg) []byte {
 	encodingConfig := config.MakeEncodingConfig()
 	accountAddress := sdk.AccAddress(priv.PubKey().Address().Bytes())
@@ -74,7 +69,7 @@ func prepareCosmosTx(priv cryptotypes.PrivKey, msgs ...sdk.Msg) []byte {
 
 	txBuilder.SetGasLimit(1000000)
 	gasPrice := sdk.NewInt(1)
-	fees := &sdk.Coins{{Denom: config.BaseDenom, Amount: gasPrice.MulRaw(DEFAULT_FEE)}}
+	fees := &sdk.Coins{{Denom: config.BaseDenom, Amount: gasPrice.MulRaw(DefaultFee)}}
 	txBuilder.SetFeeAmount(*fees)
 	err := txBuilder.SetMsgs(msgs...)
 	s.Require().NoError(err)
diff --git a/x/feeburn/keeper/msg_server_test.go b/x/feeburn/keeper/msg_server_test.go
deleted file mode 100644
index 135792d1..00000000
--- a/x/feeburn/keeper/msg_server_test.go
+++ /dev/null
@@ -1,17 +0,0 @@
-package keeper_test
-
-import (
-	"context"
-	"testing"
-
-	keepertest "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/testutil/keeper"
-
-	"github.com/White-Whale-Defi-Platform/migaloo-chain/v3/x/feeburn/keeper"
-	"github.com/White-Whale-Defi-Platform/migaloo-chain/v3/x/feeburn/types"
-	sdk "github.com/cosmos/cosmos-sdk/types"
-)
-
-func setupMsgServer(t testing.TB) (types.MsgServer, context.Context) {
-	k, ctx := keepertest.FeeburnKeeper(t)
-	return keeper.NewMsgServerImpl(*k), sdk.WrapSDKContext(ctx)
-}
diff --git a/x/feeburn/keeper/params_test.go b/x/feeburn/keeper/params_test.go
index 8f925733..9a4bcaa0 100644
--- a/x/feeburn/keeper/params_test.go
+++ b/x/feeburn/keeper/params_test.go
@@ -13,7 +13,7 @@ func TestGetParams(t *testing.T) {
 	k, ctx := testkeeper.FeeburnKeeper(t)
 	params := types.DefaultParams()
 
-	k.SetParams(ctx, params)
-
+	err := k.SetParams(ctx, params)
+	require.NoError(t, err)
 	require.EqualValues(t, params, k.GetParams(ctx))
 }
diff --git a/x/feeburn/keeper/proposal.go b/x/feeburn/keeper/proposal.go
index e19425cb..5370cf09 100644
--- a/x/feeburn/keeper/proposal.go
+++ b/x/feeburn/keeper/proposal.go
@@ -18,5 +18,4 @@ func (k Keeper) UpdateTxFeeBurnPercent(ctx sdk.Context, newTxFeeBurnPercent stri
 		Params:    newParams,
 	})
 	return err
-
 }
diff --git a/x/feeburn/keeper/proposal_test.go b/x/feeburn/keeper/proposal_test.go
index 7da29378..f7d014d2 100644
--- a/x/feeburn/keeper/proposal_test.go
+++ b/x/feeburn/keeper/proposal_test.go
@@ -20,14 +20,14 @@ func (suite *KeeperTestSuite) TestUpdateTxFeeBurnPercent() {
 
 	for _, tt := range tests {
 		suite.Run(tt.name, func() {
-			suite.SetupTest(false)
+			suite.SetupTest()
 			err := suite.App.FeeBurnKeeper.UpdateTxFeeBurnPercent(suite.Ctx, tt.fee)
 			if tt.wantErr {
-				suite.NotNil(err)
+				suite.Require().Error(err)
 			} else {
-				suite.Nil(err)
+				suite.Require().NoError(err)
 				params := suite.App.FeeBurnKeeper.GetParams(suite.Ctx)
-				suite.Equal(tt.fee, params.GetTxFeeBurnPercent())
+				suite.Require().Equal(tt.fee, params.GetTxFeeBurnPercent())
 			}
 		})
 	}
diff --git a/x/feeburn/types/proposal.go b/x/feeburn/types/proposal.go
index c69b9074..1031da77 100644
--- a/x/feeburn/types/proposal.go
+++ b/x/feeburn/types/proposal.go
@@ -2,8 +2,9 @@ package types
 
 import (
 	"fmt"
-	govtypes "github.com/cosmos/cosmos-sdk/x/gov/types/v1beta1"
 	"strconv"
+
+	govtypes "github.com/cosmos/cosmos-sdk/x/gov/types/v1beta1"
 )
 
 const (