diff --git a/app/app.go b/app/app.go
index 21a36269..860625a3 100644
--- a/app/app.go
+++ b/app/app.go
@@ -3,6 +3,7 @@ package app
 import (
 	"encoding/json"
 	"fmt"
+	v3_0_2 "github.com/White-Whale-Defi-Platform/migaloo-chain/v4/app/upgrades/v3_0_2"
 	"io"
 	"net/http"
 	"os"
@@ -154,10 +155,9 @@ import (
 	appparams "github.com/White-Whale-Defi-Platform/migaloo-chain/v4/app/params"
 
 	// unnamed import of statik for swagger UI support
-	"github.com/rakyll/statik/fs"
-
-	v3_0_2 "github.com/White-Whale-Defi-Platform/migaloo-chain/v4/app/upgrades/v3_0_2"
 	v4 "github.com/White-Whale-Defi-Platform/migaloo-chain/v4/app/upgrades/v4_1_0"
+	v4Rc3 "github.com/White-Whale-Defi-Platform/migaloo-chain/v4/app/upgrades/v4_1_1"
+	"github.com/rakyll/statik/fs"
 
 	// unnamed import of statik for swagger UI support
 	_ "github.com/White-Whale-Defi-Platform/migaloo-chain/v4/client/docs/statik"
@@ -1152,6 +1152,16 @@ func (app *MigalooApp) setupUpgradeHandlers() {
 		),
 	)
 
+	app.UpgradeKeeper.SetUpgradeHandler(
+		v4Rc3.UpgradeName,
+		v4Rc3.CreateUpgradeHandler(
+			app.mm,
+			app.configurator,
+			app.AccountKeeper,
+			app.FeeBurnKeeper,
+		),
+	)
+
 	// When a planned update height is reached, the old binary will panic
 	// writing on disk the height and name of the update that triggered it
 	// This will read that value, and execute the preparations for the upgrade.
@@ -1165,16 +1175,12 @@ func (app *MigalooApp) setupUpgradeHandlers() {
 	}
 
 	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{
 			Added: []string{
 				consensusparamtypes.StoreKey,
 				crisistypes.StoreKey,
 				icqtypes.StoreKey,
 				feeburnmoduletypes.StoreKey,
-				authtypes.FeeCollectorName,
 			},
 			Deleted: []string{
 				"intertx",
@@ -1183,6 +1189,15 @@ func (app *MigalooApp) setupUpgradeHandlers() {
 		// configure store loader that checks if version == upgradeHeight and applies store upgrades
 		app.SetStoreLoader(upgradetypes.UpgradeStoreLoader(upgradeInfo.Height, storeUpgrades))
 	}
+	if upgradeInfo.Name == v4Rc3.UpgradeName {
+		storeUpgrades := &storetypes.StoreUpgrades{
+			Added: []string{
+				authtypes.FeeCollectorName,
+			},
+		}
+		// configure store loader that checks if version == upgradeHeight and applies store upgrades
+		app.SetStoreLoader(upgradetypes.UpgradeStoreLoader(upgradeInfo.Height, storeUpgrades))
+	}
 }
 
 // GetMaccPerms returns a copy of the module account permissions
diff --git a/app/upgrades/v4_1_0/constants.go b/app/upgrades/v4_1_0/constants.go
index c68f43a0..8f6be8cb 100644
--- a/app/upgrades/v4_1_0/constants.go
+++ b/app/upgrades/v4_1_0/constants.go
@@ -1,5 +1,4 @@
 package v4
 
-// UpgradeName defines the on-chain upgrade name for the Migaloo v3.0.2 upgrade.
-// this upgrade includes the fix for pfm
+// UpgradeName mainnet v4.1.0
 const UpgradeName = "v4.1.0"
diff --git a/app/upgrades/v4_1_1/constants.go b/app/upgrades/v4_1_1/constants.go
new file mode 100644
index 00000000..cf583639
--- /dev/null
+++ b/app/upgrades/v4_1_1/constants.go
@@ -0,0 +1,4 @@
+package v4
+
+// UpgradeName testnet v4.1.1 rc3
+const UpgradeName = "v4.1.1"
diff --git a/app/upgrades/v4_1_1/upgrades.go b/app/upgrades/v4_1_1/upgrades.go
new file mode 100644
index 00000000..a352d1f1
--- /dev/null
+++ b/app/upgrades/v4_1_1/upgrades.go
@@ -0,0 +1,35 @@
+package v4
+
+import (
+	feeburnkeeper "github.com/White-Whale-Defi-Platform/migaloo-chain/v4/x/feeburn/keeper"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/module"
+	authkeeper "github.com/cosmos/cosmos-sdk/x/auth/keeper"
+	authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
+	upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
+)
+
+// CreateUpgradeHandler small security fix, can be a no-op, running mm.RunMigarions just to be sure
+func CreateUpgradeHandler(
+	mm *module.Manager,
+	configurator module.Configurator,
+	accountKeeper authkeeper.AccountKeeper,
+	feeBurnKeeper feeburnkeeper.Keeper,
+
+) upgradetypes.UpgradeHandler {
+	return func(ctx sdk.Context, _plan upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
+
+		// Burning module permissions
+		moduleAccI := accountKeeper.GetModuleAccount(ctx, authtypes.FeeCollectorName)
+		moduleAcc := moduleAccI.(*authtypes.ModuleAccount)
+		moduleAcc.Permissions = []string{authtypes.Burner}
+		accountKeeper.SetModuleAccount(ctx, moduleAcc)
+
+		// set default fee_burn_percent to 50
+		feeBurnParams := feeBurnKeeper.GetParams(ctx)
+		feeBurnParams.TxFeeBurnPercent = "50"
+
+		_ = feeBurnKeeper.SetParams(ctx, feeBurnParams)
+		return mm.RunMigrations(ctx, configurator, fromVM)
+	}
+}
diff --git a/app/upgrades/v4_1_1/upgrades_test.go b/app/upgrades/v4_1_1/upgrades_test.go
new file mode 100644
index 00000000..9a8e997e
--- /dev/null
+++ b/app/upgrades/v4_1_1/upgrades_test.go
@@ -0,0 +1,45 @@
+package v4_test
+
+import (
+	"testing"
+
+	apptesting "github.com/White-Whale-Defi-Platform/migaloo-chain/v4/app"
+	abci "github.com/cometbft/cometbft/abci/types"
+	upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
+	"github.com/stretchr/testify/suite"
+)
+
+const (
+	v4UpgradeHeight = int64(10)
+)
+
+type UpgradeTestSuite struct {
+	apptesting.KeeperTestHelper
+}
+
+func TestUpgradeTestSuite(t *testing.T) {
+	suite.Run(t, new(UpgradeTestSuite))
+}
+
+func (suite *UpgradeTestSuite) TestUpgrade() {
+	suite.Setup(suite.T(), apptesting.SimAppChainID)
+	dummyUpgrade(suite)
+	feeBurnParam := suite.App.FeeBurnKeeper.GetParams(suite.Ctx)
+	suite.Require().Equal("50", feeBurnParam.GetTxFeeBurnPercent())
+}
+
+func dummyUpgrade(s *UpgradeTestSuite) {
+	s.Ctx = s.Ctx.WithBlockHeight(v4UpgradeHeight - 1)
+	plan := upgradetypes.Plan{Name: "v4.1.1", Height: v4UpgradeHeight}
+	err := s.App.UpgradeKeeper.ScheduleUpgrade(s.Ctx, plan)
+	s.Require().NoError(err)
+	_, exists := s.App.UpgradeKeeper.GetUpgradePlan(s.Ctx)
+	s.Require().True(exists)
+
+	s.Ctx = s.Ctx.WithBlockHeight(v4UpgradeHeight)
+
+	s.Require().NotPanics(func() {
+		beginBlockRequest := abci.RequestBeginBlock{}
+		s.App.BeginBlocker(s.Ctx, beginBlockRequest)
+	})
+}
diff --git a/scripts/run-node.sh b/scripts/run-node.sh
index 227395cf..23f0afb2 100755
--- a/scripts/run-node.sh
+++ b/scripts/run-node.sh
@@ -61,9 +61,9 @@ $BINARY add-genesis-account $KEY "1000000000000${DENOM}" --keyring-backend $KEYR
 $BINARY add-genesis-account $KEY1 "1000000000000${DENOM}" --keyring-backend $KEYRING --home $HOME_DIR
 $BINARY add-genesis-account $KEY2 "1000000000000${DENOM}" --keyring-backend $KEYRING --home $HOME_DIR
 
-update_test_genesis '.app_state["gov"]["voting_params"]["voting_period"]="20s"'
+update_test_genesis '.app_state["gov"]["params"]["voting_period"]="20s"'
 update_test_genesis '.app_state["mint"]["params"]["mint_denom"]="'$DENOM'"'
-update_test_genesis '.app_state["gov"]["deposit_params"]["min_deposit"]=[{"denom":"'$DENOM'","amount": "1000000"}]'
+update_test_genesis '.app_state["gov"]["params"]["min_deposit"]=[{"denom":"'$DENOM'","amount": "1000000"}]'
 update_test_genesis '.app_state["crisis"]["constant_fee"]={"denom":"'$DENOM'","amount":"1000"}'
 update_test_genesis '.app_state["staking"]["params"]["bond_denom"]="'$DENOM'"'
 
@@ -82,5 +82,5 @@ $BINARY collect-gentxs --home $HOME_DIR
 
 # Run this to ensure everything worked and that the genesis file is setup correctly
 $BINARY validate-genesis --home $HOME_DIR
-# $BINARY start --home $HOME_DIR
+$BINARY start --home $HOME_DIR
 
diff --git a/scripts/upgrade_test.sh b/scripts/upgrade_test.sh
index e07c8ac9..545acb17 100755
--- a/scripts/upgrade_test.sh
+++ b/scripts/upgrade_test.sh
@@ -3,13 +3,13 @@
 # the upgrade is a fork, "true" otherwise
 FORK=${FORK:-"false"}
 
-OLD_VERSION=v3.0.4
+OLD_VERSION=v4.1.0-testnet-rc2
 UPGRADE_WAIT=${UPGRADE_WAIT:-20}
 HOME=mytestnet
 ROOT=$(pwd)
 DENOM=uwhale
 CHAIN_ID=localmigaloo
-SOFTWARE_UPGRADE_NAME="v4.1.0"
+SOFTWARE_UPGRADE_NAME="v4.1.1"
 ADDITIONAL_PRE_SCRIPTS=${ADDITIONAL_PRE_SCRIPTS:-""}
 ADDITIONAL_AFTER_SCRIPTS=${ADDITIONAL_AFTER_SCRIPTS:-""}
 
diff --git a/x/feeburn/ante/ante.go b/x/feeburn/ante/ante.go
index ca7070c6..1bf2fb42 100644
--- a/x/feeburn/ante/ante.go
+++ b/x/feeburn/ante/ante.go
@@ -146,6 +146,8 @@ func DeductFees(bankKeeper BankKeeper, ctx sdk.Context, acc types.AccountI, fees
 		return errorsmod.Wrapf(sdkerrors.ErrInsufficientFunds, err.Error())
 	}
 
+	fmt.Printf("burning %v\n", burningFees)
+
 	err = bankKeeper.BurnCoins(ctx, types.FeeCollectorName, burningFees)
 	if err != nil {
 		return errorsmod.Wrapf(sdkerrors.ErrInsufficientFunds, err.Error())