diff --git a/app/gov_handlers.go b/app/gov_handlers.go
index 6fcdbb82..251af629 100644
--- a/app/gov_handlers.go
+++ b/app/gov_handlers.go
@@ -1,10 +1,8 @@
 package atomone
 
 import (
-	"fmt"
 	"os"
 	"path/filepath"
-	"strings"
 
 	"github.com/spf13/cobra"
 	"github.com/spf13/pflag"
@@ -12,9 +10,6 @@ import (
 	"github.com/cosmos/cosmos-sdk/client"
 	"github.com/cosmos/cosmos-sdk/client/tx"
 	sdk "github.com/cosmos/cosmos-sdk/types"
-	"github.com/cosmos/cosmos-sdk/version"
-	paramscutils "github.com/cosmos/cosmos-sdk/x/params/client/utils"
-	paramproposal "github.com/cosmos/cosmos-sdk/x/params/types/proposal"
 	"github.com/cosmos/cosmos-sdk/x/upgrade/plan"
 	upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
 
@@ -24,7 +19,6 @@ import (
 )
 
 var (
-	paramsChangeProposalHandler  = govclient.NewProposalHandler(newSubmitParamChangeProposalTxCmd)
 	upgradeProposalHandler       = govclient.NewProposalHandler(newCmdSubmitLegacyUpgradeProposal)
 	cancelUpgradeProposalHandler = govclient.NewProposalHandler(newCmdSubmitLegacyCancelUpgradeProposal)
 )
@@ -33,86 +27,10 @@ func init() {
 	// Proposal types are registered within their specific module in the SDK, but
 	// using the legacy gov module. To register them in the atomone gov module,
 	// we need to do it here.
-	govv1beta1.RegisterProposalType(paramproposal.ProposalTypeChange)
 	govv1beta1.RegisterProposalType(upgradetypes.ProposalTypeSoftwareUpgrade)
 	govv1beta1.RegisterProposalType(upgradetypes.ProposalTypeCancelSoftwareUpgrade)
 }
 
-// NewSubmitParamChangeProposalTxCmd returns a CLI command handler for creating
-// a parameter change proposal governance transaction.
-//
-// NOTE: copy of x/params/client.newSubmitParamChangeProposalTxCmd() except
-// that it creates a atomone.gov.MsgSubmitProposal instead of a
-// cosmos.gov.MsgSubmitProposal.
-func newSubmitParamChangeProposalTxCmd() *cobra.Command {
-	return &cobra.Command{
-		Use:   "param-change [proposal-file]",
-		Args:  cobra.ExactArgs(1),
-		Short: "Submit a parameter change proposal",
-		Long: strings.TrimSpace(
-			fmt.Sprintf(`Submit a parameter proposal along with an initial deposit.
-The proposal details must be supplied via a JSON file. For values that contains
-objects, only non-empty fields will be updated.
-
-IMPORTANT: Currently parameter changes are evaluated but not validated, so it is
-very important that any "value" change is valid (ie. correct type and within bounds)
-for its respective parameter, eg. "MaxValidators" should be an integer and not a decimal.
-
-Proper vetting of a parameter change proposal should prevent this from happening
-(no deposits should occur during the governance process), but it should be noted
-regardless.
-
-Example:
-$ %s tx gov submit-proposal param-change <path/to/proposal.json> --from=<key_or_address>
-
-Where proposal.json contains:
-
-{
-  "title": "Staking Param Change",
-  "description": "Update max validators",
-  "changes": [
-    {
-      "subspace": "staking",
-      "key": "MaxValidators",
-      "value": 105
-    }
-  ],
-  "deposit": "1000stake"
-}
-`,
-				version.AppName,
-			),
-		),
-		RunE: func(cmd *cobra.Command, args []string) error {
-			clientCtx, err := client.GetClientTxContext(cmd)
-			if err != nil {
-				return err
-			}
-			proposal, err := paramscutils.ParseParamChangeProposalJSON(clientCtx.LegacyAmino, args[0])
-			if err != nil {
-				return err
-			}
-
-			from := clientCtx.GetFromAddress()
-			content := paramproposal.NewParameterChangeProposal(
-				proposal.Title, proposal.Description, proposal.Changes.ToParamChanges(),
-			)
-
-			deposit, err := sdk.ParseCoinsNormalized(proposal.Deposit)
-			if err != nil {
-				return err
-			}
-
-			msg, err := govv1beta1.NewMsgSubmitProposal(content, deposit, from)
-			if err != nil {
-				return err
-			}
-
-			return tx.GenerateOrBroadcastTxCLI(clientCtx, cmd.Flags(), msg)
-		},
-	}
-}
-
 const (
 	// Deprecated: only used for v1beta1 legacy proposals.
 	FlagUpgradeHeight = "upgrade-height"
diff --git a/app/keepers/keepers.go b/app/keepers/keepers.go
index 09e5efc4..a1b1d214 100644
--- a/app/keepers/keepers.go
+++ b/app/keepers/keepers.go
@@ -33,10 +33,6 @@ import (
 	feegrantkeeper "github.com/cosmos/cosmos-sdk/x/feegrant/keeper"
 	mintkeeper "github.com/cosmos/cosmos-sdk/x/mint/keeper"
 	minttypes "github.com/cosmos/cosmos-sdk/x/mint/types"
-	"github.com/cosmos/cosmos-sdk/x/params"
-	paramskeeper "github.com/cosmos/cosmos-sdk/x/params/keeper"
-	paramstypes "github.com/cosmos/cosmos-sdk/x/params/types"
-	paramproposal "github.com/cosmos/cosmos-sdk/x/params/types/proposal"
 	slashingkeeper "github.com/cosmos/cosmos-sdk/x/slashing/keeper"
 	slashingtypes "github.com/cosmos/cosmos-sdk/x/slashing/types"
 	stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
@@ -47,7 +43,6 @@ import (
 
 	govkeeper "github.com/atomone-hub/atomone/x/gov/keeper"
 	govtypes "github.com/atomone-hub/atomone/x/gov/types"
-	govv1 "github.com/atomone-hub/atomone/x/gov/types/v1"
 	govv1beta1 "github.com/atomone-hub/atomone/x/gov/types/v1beta1"
 )
 
@@ -68,7 +63,6 @@ type AppKeepers struct {
 	GovKeeper             *govkeeper.Keeper
 	CrisisKeeper          *crisiskeeper.Keeper
 	UpgradeKeeper         *upgradekeeper.Keeper
-	ParamsKeeper          paramskeeper.Keeper
 	EvidenceKeeper        evidencekeeper.Keeper
 	FeeGrantKeeper        feegrantkeeper.Keeper
 	AuthzKeeper           authzkeeper.Keeper
@@ -104,13 +98,6 @@ func NewAppKeeper(
 		os.Exit(1)
 	}
 
-	appKeepers.ParamsKeeper = initParamsKeeper(
-		appCodec,
-		legacyAmino,
-		appKeepers.keys[paramstypes.StoreKey],
-		appKeepers.tkeys[paramstypes.TStoreKey],
-	)
-
 	// set the BaseApp's parameter store
 	appKeepers.ConsensusParamsKeeper = consensusparamkeeper.NewKeeper(
 		appCodec,
@@ -245,13 +232,9 @@ func NewAppKeeper(
 	// Deprecated: Avoid adding new handlers, instead use the new proposal flow
 	// by granting the governance module the right to execute the message.
 	// See: https://docs.cosmos.network/main/modules/gov#proposal-messages
-	//
-	// TODO(tb): remove completely govRouter and rely only on proposals that
-	// embed sdk.Msg ?
 	govRouter := govv1beta1.NewRouter()
 	govRouter.
 		AddRoute(govtypes.RouterKey, govv1beta1.ProposalHandler).
-		AddRoute(paramproposal.RouterKey, govv1beta1.WrapSDKHandler(params.NewParamChangeProposalHandler(appKeepers.ParamsKeeper))).
 		AddRoute(upgradetypes.RouterKey, govv1beta1.WrapSDKHandler(upgrade.NewSoftwareUpgradeProposalHandler(appKeepers.UpgradeKeeper)))
 
 	// Set legacy router for backwards compatibility with gov v1beta1
@@ -268,29 +251,3 @@ func NewAppKeeper(
 
 	return appKeepers
 }
-
-// GetSubspace returns a param subspace for a given module name.
-func (appKeepers *AppKeepers) GetSubspace(moduleName string) paramstypes.Subspace {
-	subspace, ok := appKeepers.ParamsKeeper.GetSubspace(moduleName)
-	if !ok {
-		panic("couldn't load subspace for module: " + moduleName)
-	}
-	return subspace
-}
-
-// initParamsKeeper init params keeper and its subspaces
-func initParamsKeeper(appCodec codec.BinaryCodec, legacyAmino *codec.LegacyAmino, key, tkey storetypes.StoreKey) paramskeeper.Keeper {
-	paramsKeeper := paramskeeper.NewKeeper(appCodec, legacyAmino, key, tkey)
-
-	//nolint: staticcheck // SA1019: moduletypes.ParamKeyTable is deprecated
-	paramsKeeper.Subspace(authtypes.ModuleName).WithKeyTable(authtypes.ParamKeyTable())
-	paramsKeeper.Subspace(stakingtypes.ModuleName).WithKeyTable(stakingtypes.ParamKeyTable())
-	paramsKeeper.Subspace(banktypes.ModuleName).WithKeyTable(banktypes.ParamKeyTable())         //nolint:staticcheck // SA1019
-	paramsKeeper.Subspace(minttypes.ModuleName).WithKeyTable(minttypes.ParamKeyTable())         //nolint:staticcheck // SA1019
-	paramsKeeper.Subspace(distrtypes.ModuleName).WithKeyTable(distrtypes.ParamKeyTable())       //nolint:staticcheck // SA1019
-	paramsKeeper.Subspace(slashingtypes.ModuleName).WithKeyTable(slashingtypes.ParamKeyTable()) //nolint:staticcheck // SA1019
-	paramsKeeper.Subspace(govtypes.ModuleName).WithKeyTable(govv1.ParamKeyTable())              //nolint:staticcheck // SA1019
-	paramsKeeper.Subspace(crisistypes.ModuleName).WithKeyTable(crisistypes.ParamKeyTable())     //nolint:staticcheck // SA1019
-
-	return paramsKeeper
-}
diff --git a/app/keepers/keys.go b/app/keepers/keys.go
index f4351c3e..f47822a0 100644
--- a/app/keepers/keys.go
+++ b/app/keepers/keys.go
@@ -13,7 +13,6 @@ import (
 	evidencetypes "github.com/cosmos/cosmos-sdk/x/evidence/types"
 	"github.com/cosmos/cosmos-sdk/x/feegrant"
 	minttypes "github.com/cosmos/cosmos-sdk/x/mint/types"
-	paramstypes "github.com/cosmos/cosmos-sdk/x/params/types"
 	slashingtypes "github.com/cosmos/cosmos-sdk/x/slashing/types"
 	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
 	upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
@@ -33,7 +32,6 @@ func (appKeepers *AppKeepers) GenerateKeys() {
 		distrtypes.StoreKey,
 		slashingtypes.StoreKey,
 		govtypes.StoreKey,
-		paramstypes.StoreKey,
 		upgradetypes.StoreKey,
 		evidencetypes.StoreKey,
 		capabilitytypes.StoreKey,
@@ -42,9 +40,6 @@ func (appKeepers *AppKeepers) GenerateKeys() {
 		consensusparamtypes.StoreKey,
 	)
 
-	// Define transient store keys
-	appKeepers.tkeys = sdk.NewTransientStoreKeys(paramstypes.TStoreKey)
-
 	// MemKeys are for information that is stored only in RAM.
 	appKeepers.memKeys = sdk.NewMemoryStoreKeys(capabilitytypes.MemStoreKey)
 }
diff --git a/app/modules.go b/app/modules.go
index e9c66e3c..75174ca8 100644
--- a/app/modules.go
+++ b/app/modules.go
@@ -27,8 +27,6 @@ import (
 	genutiltypes "github.com/cosmos/cosmos-sdk/x/genutil/types"
 	"github.com/cosmos/cosmos-sdk/x/mint"
 	minttypes "github.com/cosmos/cosmos-sdk/x/mint/types"
-	sdkparams "github.com/cosmos/cosmos-sdk/x/params"
-	paramstypes "github.com/cosmos/cosmos-sdk/x/params/types"
 	"github.com/cosmos/cosmos-sdk/x/slashing"
 	slashingtypes "github.com/cosmos/cosmos-sdk/x/slashing/types"
 	"github.com/cosmos/cosmos-sdk/x/staking"
@@ -64,14 +62,11 @@ var ModuleBasics = module.NewBasicManager(
 	mint.AppModuleBasic{},
 	distr.AppModuleBasic{},
 	gov.NewAppModuleBasic(
-		// TODO remove since no compat needed with old gov handler system?
 		[]govclient.ProposalHandler{
-			paramsChangeProposalHandler,
 			upgradeProposalHandler,
 			cancelUpgradeProposalHandler,
 		},
 	),
-	sdkparams.AppModuleBasic{},
 	crisis.AppModuleBasic{},
 	slashing.AppModuleBasic{},
 	feegrantmodule.AppModuleBasic{},
@@ -96,21 +91,20 @@ func appModules(
 			app.BaseApp.DeliverTx,
 			encodingConfig.TxConfig,
 		),
-		auth.NewAppModule(appCodec, app.AccountKeeper, nil, app.GetSubspace(authtypes.ModuleName)),
+		auth.NewAppModule(appCodec, app.AccountKeeper, nil, nil),
 		vesting.NewAppModule(app.AccountKeeper, app.BankKeeper),
-		bank.NewAppModule(appCodec, app.BankKeeper, app.AccountKeeper, app.GetSubspace(banktypes.ModuleName)),
+		bank.NewAppModule(appCodec, app.BankKeeper, app.AccountKeeper, nil),
 		capability.NewAppModule(appCodec, *app.CapabilityKeeper, false),
-		crisis.NewAppModule(app.CrisisKeeper, skipGenesisInvariants, app.GetSubspace(crisistypes.ModuleName)),
-		gov.NewAppModule(appCodec, app.GovKeeper, app.AccountKeeper, app.BankKeeper, app.GetSubspace(govtypes.ModuleName)),
-		mint.NewAppModule(appCodec, app.MintKeeper, app.AccountKeeper, nil, app.GetSubspace(minttypes.ModuleName)),
-		slashing.NewAppModule(appCodec, app.SlashingKeeper, app.AccountKeeper, app.BankKeeper, app.StakingKeeper, app.GetSubspace(slashingtypes.ModuleName)),
-		distr.NewAppModule(appCodec, app.DistrKeeper, app.AccountKeeper, app.BankKeeper, app.StakingKeeper, app.GetSubspace(distrtypes.ModuleName)),
-		staking.NewAppModule(appCodec, app.StakingKeeper, app.AccountKeeper, app.BankKeeper, app.GetSubspace(stakingtypes.ModuleName)),
+		crisis.NewAppModule(app.CrisisKeeper, skipGenesisInvariants, nil),
+		gov.NewAppModule(appCodec, app.GovKeeper, app.AccountKeeper, app.BankKeeper),
+		mint.NewAppModule(appCodec, app.MintKeeper, app.AccountKeeper, nil, nil),
+		slashing.NewAppModule(appCodec, app.SlashingKeeper, app.AccountKeeper, app.BankKeeper, app.StakingKeeper, nil),
+		distr.NewAppModule(appCodec, app.DistrKeeper, app.AccountKeeper, app.BankKeeper, app.StakingKeeper, nil),
+		staking.NewAppModule(appCodec, app.StakingKeeper, app.AccountKeeper, app.BankKeeper, nil),
 		upgrade.NewAppModule(app.UpgradeKeeper),
 		evidence.NewAppModule(app.EvidenceKeeper),
 		feegrantmodule.NewAppModule(appCodec, app.AccountKeeper, app.BankKeeper, app.FeeGrantKeeper, app.interfaceRegistry),
 		authzmodule.NewAppModule(appCodec, app.AuthzKeeper, app.AccountKeeper, app.BankKeeper, app.interfaceRegistry),
-		sdkparams.NewAppModule(app.ParamsKeeper),
 		consensus.NewAppModule(appCodec, app.ConsensusParamsKeeper),
 	}
 }
@@ -125,16 +119,15 @@ func simulationModules(
 	appCodec := encodingConfig.Marshaler
 
 	return []module.AppModuleSimulation{
-		auth.NewAppModule(appCodec, app.AccountKeeper, authsims.RandomGenesisAccounts, app.GetSubspace(authtypes.ModuleName)),
-		bank.NewAppModule(appCodec, app.BankKeeper, app.AccountKeeper, app.GetSubspace(banktypes.ModuleName)),
+		auth.NewAppModule(appCodec, app.AccountKeeper, authsims.RandomGenesisAccounts, nil),
+		bank.NewAppModule(appCodec, app.BankKeeper, app.AccountKeeper, nil),
 		capability.NewAppModule(appCodec, *app.CapabilityKeeper, false),
 		feegrantmodule.NewAppModule(appCodec, app.AccountKeeper, app.BankKeeper, app.FeeGrantKeeper, app.interfaceRegistry),
-		gov.NewAppModule(appCodec, app.GovKeeper, app.AccountKeeper, app.BankKeeper, app.GetSubspace(govtypes.ModuleName)),
-		mint.NewAppModule(appCodec, app.MintKeeper, app.AccountKeeper, nil, app.GetSubspace(minttypes.ModuleName)),
-		staking.NewAppModule(appCodec, app.StakingKeeper, app.AccountKeeper, app.BankKeeper, app.GetSubspace(stakingtypes.ModuleName)),
-		distr.NewAppModule(appCodec, app.DistrKeeper, app.AccountKeeper, app.BankKeeper, app.StakingKeeper, app.GetSubspace(distrtypes.ModuleName)),
-		slashing.NewAppModule(appCodec, app.SlashingKeeper, app.AccountKeeper, app.BankKeeper, app.StakingKeeper, app.GetSubspace(slashingtypes.ModuleName)),
-		sdkparams.NewAppModule(app.ParamsKeeper),
+		gov.NewAppModule(appCodec, app.GovKeeper, app.AccountKeeper, app.BankKeeper),
+		mint.NewAppModule(appCodec, app.MintKeeper, app.AccountKeeper, nil, nil),
+		staking.NewAppModule(appCodec, app.StakingKeeper, app.AccountKeeper, app.BankKeeper, nil),
+		distr.NewAppModule(appCodec, app.DistrKeeper, app.AccountKeeper, app.BankKeeper, app.StakingKeeper, nil),
+		slashing.NewAppModule(appCodec, app.SlashingKeeper, app.AccountKeeper, app.BankKeeper, app.StakingKeeper, nil),
 		evidence.NewAppModule(app.EvidenceKeeper),
 		authzmodule.NewAppModule(appCodec, app.AuthzKeeper, app.AccountKeeper, app.BankKeeper, app.interfaceRegistry),
 	}
@@ -169,7 +162,6 @@ func orderBeginBlockers() []string {
 		genutiltypes.ModuleName,
 		authz.ModuleName,
 		feegrant.ModuleName,
-		paramstypes.ModuleName,
 		vestingtypes.ModuleName,
 		consensusparamtypes.ModuleName,
 	}
@@ -198,7 +190,6 @@ func orderEndBlockers() []string {
 		evidencetypes.ModuleName,
 		authz.ModuleName,
 		feegrant.ModuleName,
-		paramstypes.ModuleName,
 		upgradetypes.ModuleName,
 		vestingtypes.ModuleName,
 		consensusparamtypes.ModuleName,
@@ -228,7 +219,6 @@ func orderInitBlockers() []string {
 		evidencetypes.ModuleName,
 		authz.ModuleName,
 		feegrant.ModuleName,
-		paramstypes.ModuleName,
 		upgradetypes.ModuleName,
 		vestingtypes.ModuleName,
 		consensusparamtypes.ModuleName,
diff --git a/tests/e2e/chain.go b/tests/e2e/chain.go
index 3d6abb77..de9a7f61 100644
--- a/tests/e2e/chain.go
+++ b/tests/e2e/chain.go
@@ -17,7 +17,6 @@ import (
 	distribtypes "github.com/cosmos/cosmos-sdk/x/distribution/types"
 	evidencetypes "github.com/cosmos/cosmos-sdk/x/evidence/types"
 	"github.com/cosmos/cosmos-sdk/x/feegrant"
-	paramsproptypes "github.com/cosmos/cosmos-sdk/x/params/types/proposal"
 	slashingtypes "github.com/cosmos/cosmos-sdk/x/slashing/types"
 	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
 	upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
@@ -52,8 +51,6 @@ func init() {
 	feegrant.RegisterInterfaces(encodingConfig.InterfaceRegistry)
 	govv1types.RegisterInterfaces(encodingConfig.InterfaceRegistry)
 	govv1beta1types.RegisterInterfaces(encodingConfig.InterfaceRegistry)
-	paramsproptypes.RegisterInterfaces(encodingConfig.InterfaceRegistry)
-	paramsproptypes.RegisterLegacyAminoCodec(encodingConfig.Amino)
 	feegrant.RegisterLegacyAminoCodec(encodingConfig.Amino)
 	slashingtypes.RegisterInterfaces(encodingConfig.InterfaceRegistry)
 
diff --git a/x/gov/common_test.go b/x/gov/common_test.go
index dfa5b83b..e8b3fe56 100644
--- a/x/gov/common_test.go
+++ b/x/gov/common_test.go
@@ -28,22 +28,22 @@ import (
 	stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
 	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
 
-	"github.com/atomone-hub/atomone/x/gov/keeper"
-	"github.com/atomone-hub/atomone/x/gov/types"
-	v1 "github.com/atomone-hub/atomone/x/gov/types/v1"
-	"github.com/atomone-hub/atomone/x/gov/types/v1beta1"
+	govkeeper "github.com/atomone-hub/atomone/x/gov/keeper"
+	govtypes "github.com/atomone-hub/atomone/x/gov/types"
+	govv1 "github.com/atomone-hub/atomone/x/gov/types/v1"
+	govv1beta1 "github.com/atomone-hub/atomone/x/gov/types/v1beta1"
 )
 
 var (
 	valTokens           = sdk.TokensFromConsensusPower(42, sdk.DefaultPowerReduction)
-	TestProposal        = v1beta1.NewTextProposal("Test", "description")
+	TestProposal        = govv1beta1.NewTextProposal("Test", "description")
 	TestDescription     = stakingtypes.NewDescription("T", "E", "S", "T", "Z")
 	TestCommissionRates = stakingtypes.NewCommissionRates(math.LegacyZeroDec(), math.LegacyZeroDec(), math.LegacyZeroDec())
 )
 
 // mkTestLegacyContent creates a MsgExecLegacyContent for testing purposes.
-func mkTestLegacyContent(t *testing.T) *v1.MsgExecLegacyContent {
-	msgContent, err := v1.NewLegacyContent(TestProposal, authtypes.NewModuleAddress(types.ModuleName).String())
+func mkTestLegacyContent(t *testing.T) *govv1.MsgExecLegacyContent {
+	msgContent, err := govv1.NewLegacyContent(TestProposal, authtypes.NewModuleAddress(govtypes.ModuleName).String())
 	require.NoError(t, err)
 
 	return msgContent
@@ -104,7 +104,7 @@ var pubkeys = []cryptotypes.PubKey{
 type suite struct {
 	AccountKeeper authkeeper.AccountKeeper
 	BankKeeper    bankkeeper.Keeper
-	GovKeeper     *keeper.Keeper
+	GovKeeper     *govkeeper.Keeper
 	StakingKeeper *stakingkeeper.Keeper
 	App           *runtime.App
 }
diff --git a/x/gov/exported/exported.go b/x/gov/exported/exported.go
deleted file mode 100644
index 08a5d259..00000000
--- a/x/gov/exported/exported.go
+++ /dev/null
@@ -1,18 +0,0 @@
-package exported
-
-import (
-	sdk "github.com/cosmos/cosmos-sdk/types"
-	paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
-)
-
-type (
-	ParamSet = paramtypes.ParamSet
-
-	// Subspace defines an interface that implements the legacy x/params Subspace
-	// type.
-	//
-	// NOTE: This is used solely for migration of x/params managed parameters.
-	ParamSubspace interface {
-		Get(ctx sdk.Context, key []byte, ptr interface{})
-	}
-)
diff --git a/x/gov/keeper/migrations.go b/x/gov/keeper/migrations.go
index d59ce554..d59a01df 100644
--- a/x/gov/keeper/migrations.go
+++ b/x/gov/keeper/migrations.go
@@ -1,19 +1,13 @@
 package keeper
 
-import (
-	"github.com/atomone-hub/atomone/x/gov/exported"
-)
-
 // Migrator is a struct for handling in-place store migrations.
 type Migrator struct {
-	keeper         *Keeper
-	legacySubspace exported.ParamSubspace
+	keeper *Keeper
 }
 
 // NewMigrator returns a new Migrator.
-func NewMigrator(keeper *Keeper, legacySubspace exported.ParamSubspace) Migrator {
+func NewMigrator(keeper *Keeper) Migrator {
 	return Migrator{
-		keeper:         keeper,
-		legacySubspace: legacySubspace,
+		keeper: keeper,
 	}
 }
diff --git a/x/gov/module.go b/x/gov/module.go
index 73455e40..1a6f653c 100644
--- a/x/gov/module.go
+++ b/x/gov/module.go
@@ -28,7 +28,6 @@ import (
 	"github.com/cosmos/cosmos-sdk/types/module"
 	simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
 	authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
-	paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
 
 	govclient "github.com/atomone-hub/atomone/x/gov/client"
 	"github.com/atomone-hub/atomone/x/gov/client/cli"
@@ -130,22 +129,18 @@ type AppModule struct {
 	keeper        *keeper.Keeper
 	accountKeeper govtypes.AccountKeeper
 	bankKeeper    govtypes.BankKeeper
-
-	// legacySubspace is used solely for migration of x/params managed parameters
-	legacySubspace govtypes.ParamSubspace
 }
 
 // NewAppModule creates a new AppModule object
 func NewAppModule(
 	cdc codec.Codec, keeper *keeper.Keeper,
-	ak govtypes.AccountKeeper, bk govtypes.BankKeeper, ss govtypes.ParamSubspace,
+	ak govtypes.AccountKeeper, bk govtypes.BankKeeper,
 ) AppModule {
 	return AppModule{
 		AppModuleBasic: AppModuleBasic{cdc: cdc},
 		keeper:         keeper,
 		accountKeeper:  ak,
 		bankKeeper:     bk,
-		legacySubspace: ss,
 	}
 }
 
@@ -160,7 +155,7 @@ func (am AppModule) IsAppModule() {}
 func init() {
 	appmodule.Register(
 		&modulev1.Module{},
-		appmodule.Provide(ProvideModule, ProvideKeyTable),
+		appmodule.Provide(ProvideModule),
 		appmodule.Invoke(InvokeAddRoutes, InvokeSetHooks))
 }
 
@@ -176,9 +171,6 @@ type GovInputs struct {
 	AccountKeeper govtypes.AccountKeeper
 	BankKeeper    govtypes.BankKeeper
 	StakingKeeper govtypes.StakingKeeper
-
-	// LegacySubspace is used solely for migration of x/params managed parameters
-	LegacySubspace govtypes.ParamSubspace `optional:"true"`
 }
 
 type GovOutputs struct {
@@ -211,16 +203,12 @@ func ProvideModule(in GovInputs) GovOutputs {
 		kConfig,
 		authority.String(),
 	)
-	m := NewAppModule(in.Cdc, k, in.AccountKeeper, in.BankKeeper, in.LegacySubspace)
+	m := NewAppModule(in.Cdc, k, in.AccountKeeper, in.BankKeeper)
 	hr := v1beta1.HandlerRoute{Handler: v1beta1.ProposalHandler, RouteKey: govtypes.RouterKey}
 
 	return GovOutputs{Module: m, Keeper: k, HandlerRoute: hr}
 }
 
-func ProvideKeyTable() paramtypes.KeyTable {
-	return v1.ParamKeyTable() //nolint:staticcheck
-}
-
 func InvokeAddRoutes(keeper *keeper.Keeper, routes []v1beta1.HandlerRoute) {
 	if keeper == nil || routes == nil {
 		return
@@ -283,7 +271,7 @@ func (am AppModule) RegisterServices(cfg module.Configurator) {
 	v1beta1.RegisterQueryServer(cfg.QueryServer(), legacyQueryServer)
 	v1.RegisterQueryServer(cfg.QueryServer(), am.keeper)
 
-	m := keeper.NewMigrator(am.keeper, am.legacySubspace)
+	m := keeper.NewMigrator(am.keeper)
 	_ = m
 }
 
diff --git a/x/gov/types/expected_keepers.go b/x/gov/types/expected_keepers.go
index b486e5da..78215332 100644
--- a/x/gov/types/expected_keepers.go
+++ b/x/gov/types/expected_keepers.go
@@ -8,12 +8,6 @@ import (
 	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
 )
 
-// ParamSubspace defines the expected Subspace interface for parameters (noalias)
-type ParamSubspace interface {
-	Get(ctx sdk.Context, key []byte, ptr interface{})
-	Set(ctx sdk.Context, key []byte, param interface{})
-}
-
 // StakingKeeper expected staking keeper (Validator and Delegator sets) (noalias)
 type StakingKeeper interface {
 	// iterate through bonded validators by operator address, execute func for each validator
diff --git a/x/gov/types/v1/params_legacy.go b/x/gov/types/v1/params_legacy.go
deleted file mode 100644
index ded90375..00000000
--- a/x/gov/types/v1/params_legacy.go
+++ /dev/null
@@ -1,91 +0,0 @@
-package v1
-
-import (
-	"errors"
-	"fmt"
-
-	"cosmossdk.io/math"
-
-	sdk "github.com/cosmos/cosmos-sdk/types"
-	paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
-)
-
-// Parameter store key
-var (
-	ParamStoreKeyDepositParams = []byte("depositparams")
-	ParamStoreKeyVotingParams  = []byte("votingparams")
-	ParamStoreKeyTallyParams   = []byte("tallyparams")
-)
-
-// Deprecated: ParamKeyTable - Key declaration for parameters
-func ParamKeyTable() paramtypes.KeyTable {
-	return paramtypes.NewKeyTable(
-		paramtypes.NewParamSetPair(ParamStoreKeyDepositParams, DepositParams{}, validateDepositParams),
-		paramtypes.NewParamSetPair(ParamStoreKeyVotingParams, VotingParams{}, validateVotingParams),
-		paramtypes.NewParamSetPair(ParamStoreKeyTallyParams, TallyParams{}, validateTallyParams),
-	)
-}
-
-func validateDepositParams(i interface{}) error {
-	v, ok := i.(DepositParams)
-	if !ok {
-		return fmt.Errorf("invalid parameter type: %T", i)
-	}
-
-	if !sdk.Coins(v.MinDeposit).IsValid() {
-		return fmt.Errorf("invalid minimum deposit: %s", v.MinDeposit)
-	}
-	if v.MaxDepositPeriod == nil || v.MaxDepositPeriod.Seconds() <= 0 {
-		return fmt.Errorf("maximum deposit period must be positive: %d", v.MaxDepositPeriod)
-	}
-
-	return nil
-}
-
-func validateTallyParams(i interface{}) error {
-	v, ok := i.(TallyParams)
-	if !ok {
-		return fmt.Errorf("invalid parameter type: %T", i)
-	}
-
-	quorum, err := sdk.NewDecFromStr(v.Quorum)
-	if err != nil {
-		return fmt.Errorf("invalid quorum string: %w", err)
-	}
-	if quorum.IsNegative() {
-		return fmt.Errorf("quorom cannot be negative: %s", quorum)
-	}
-	if quorum.GT(math.LegacyOneDec()) {
-		return fmt.Errorf("quorom too large: %s", v)
-	}
-
-	threshold, err := sdk.NewDecFromStr(v.Threshold)
-	if err != nil {
-		return fmt.Errorf("invalid threshold string: %w", err)
-	}
-	if !threshold.IsPositive() {
-		return fmt.Errorf("vote threshold must be positive: %s", threshold)
-	}
-	if threshold.GT(math.LegacyOneDec()) {
-		return fmt.Errorf("vote threshold too large: %s", v)
-	}
-
-	return nil
-}
-
-func validateVotingParams(i interface{}) error {
-	v, ok := i.(VotingParams)
-	if !ok {
-		return fmt.Errorf("invalid parameter type: %T", i)
-	}
-
-	if v.VotingPeriod == nil {
-		return errors.New("voting period must not be nil")
-	}
-
-	if v.VotingPeriod.Seconds() < MinVotingPeriod.Seconds() {
-		return fmt.Errorf("voting period must be at least %s: %s", MinVotingPeriod.String(), v.VotingPeriod.String())
-	}
-
-	return nil
-}
diff --git a/x/gov/types/v1beta1/codec.go b/x/gov/types/v1beta1/codec.go
index 3bd86657..8b96290d 100644
--- a/x/gov/types/v1beta1/codec.go
+++ b/x/gov/types/v1beta1/codec.go
@@ -8,7 +8,6 @@ import (
 	"github.com/cosmos/cosmos-sdk/types/msgservice"
 	authzcodec "github.com/cosmos/cosmos-sdk/x/authz/codec"
 	groupcodec "github.com/cosmos/cosmos-sdk/x/group/codec"
-	paramsproposal "github.com/cosmos/cosmos-sdk/x/params/types/proposal"
 	upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
 
 	govcodec "github.com/atomone-hub/atomone/x/gov/codec"
@@ -41,10 +40,6 @@ func RegisterInterfaces(registry codectypes.InterfaceRegistry) {
 
 	// Register proposal types (this is actually done in related modules, but
 	// since we are using an other gov module, we need to do it manually).
-	registry.RegisterImplementations(
-		(*Content)(nil),
-		&paramsproposal.ParameterChangeProposal{},
-	)
 	registry.RegisterImplementations(
 		(*Content)(nil),
 		&upgradetypes.SoftwareUpgradeProposal{}, //nolint:staticcheck