diff --git a/app/ante/ante.go b/app/ante/ante.go
index 7b0884f86..53a26d42a 100644
--- a/app/ante/ante.go
+++ b/app/ante/ante.go
@@ -21,6 +21,10 @@ func NewAnteHandler(options HandlerOptions) sdk.AnteHandler {
 
 		defer ethante.Recover(ctx.Logger(), &err)
 
+		if options.Simulate {
+			sim = true
+		}
+
 		txWithExtensions, ok := tx.(authante.HasExtensionOptionsTx)
 		if ok {
 			opts := txWithExtensions.GetExtensionOptions()
diff --git a/app/ante/decorators.go b/app/ante/decorators.go
index d288b3dee..29efe9c90 100644
--- a/app/ante/decorators.go
+++ b/app/ante/decorators.go
@@ -10,6 +10,7 @@ import (
 	ibctransfertypes "github.com/cosmos/ibc-go/v8/modules/apps/transfer/types"
 
 	coinswaptypes "mods.irisnet.org/modules/coinswap/types"
+	servicetypes "mods.irisnet.org/modules/service/types"
 	tokenkeeper "mods.irisnet.org/modules/token/keeper"
 	tokentypesv1 "mods.irisnet.org/modules/token/types/v1"
 	tokentypesv1beta1 "mods.irisnet.org/modules/token/types/v1beta1"
@@ -76,6 +77,17 @@ func (vsd ValidateServiceDecorator) AnteHandle(
 	simulate bool,
 	next sdk.AnteHandler,
 ) (sdk.Context, error) {
+	if simulate {
+		return next(ctx, tx, simulate)
+	}
+	for _, msg := range tx.GetMsgs() {
+		switch msg := msg.(type) {
+		case *servicetypes.MsgCallService:
+			if msg.Repeated {
+				return ctx, sdkerrors.Wrap(errortypes.ErrInvalidRequest, "currently does not support to create repeatable service invocation")
+			}
+		}
+	}
 
 	return next(ctx, tx, simulate)
 }
diff --git a/app/ante/handler_options.go b/app/ante/handler_options.go
index 38f13e4ae..54f50e825 100644
--- a/app/ante/handler_options.go
+++ b/app/ante/handler_options.go
@@ -31,6 +31,7 @@ type HandlerOptions struct {
 	FeeMarketKeeper      ethante.FeeMarketKeeper
 	BypassMinFeeMsgTypes []string
 	MaxTxGasWanted       uint64
+	Simulate             bool
 }
 
 // newCosmosAnteHandler creates the default ante handler for Ethereum transactions
diff --git a/app/app.go b/app/app.go
index acdf3686b..7f80fb6b4 100644
--- a/app/app.go
+++ b/app/app.go
@@ -78,6 +78,7 @@ func NewIrisApp(
 	loadLatest bool,
 	encodingConfig params.EncodingConfig,
 	appOpts servertypes.AppOptions,
+	simulate bool,
 	baseAppOptions ...func(*baseapp.BaseApp),
 ) *IrisApp {
 	appCodec := encodingConfig.Marshaler
@@ -195,6 +196,7 @@ func NewIrisApp(
 			FeeMarketKeeper:      app.FeeMarketKeeper,
 			BypassMinFeeMsgTypes: []string{},
 			MaxTxGasWanted:       maxGasWanted,
+			Simulate:             simulate,
 		},
 	)
 
diff --git a/app/sim_bench_test.go b/app/sim_bench_test.go
index 0e3524145..0f3555d5f 100644
--- a/app/sim_bench_test.go
+++ b/app/sim_bench_test.go
@@ -52,6 +52,7 @@ func BenchmarkFullAppSimulation(b *testing.B) {
 		true,
 		encfg,
 		EmptyAppOptions{},
+		true,
 		interBlockCacheOpt(),
 	)
 
@@ -119,6 +120,7 @@ func BenchmarkInvariants(b *testing.B) {
 		true,
 		encfg,
 		EmptyAppOptions{},
+		true,
 		interBlockCacheOpt(),
 	)
 
diff --git a/app/sim_test.go b/app/sim_test.go
index 9ec16fda7..ab1eda5b7 100644
--- a/app/sim_test.go
+++ b/app/sim_test.go
@@ -297,7 +297,6 @@ func TestAppSimulationAfterImport(t *testing.T) {
 	config := simcli.NewConfigFromFlags()
 	config.ChainID = AppChainID
 	encfg := RegisterEncodingConfig()
-
 	db, dir, logger, skip, err := simtestutil.SetupSimulation(
 		config,
 		"goleveldb-app-sim",
@@ -495,6 +494,7 @@ func createApp(
 		true,
 		encodingConfig,
 		EmptyAppOptions{},
+		true,
 		baseAppOptions...,
 	)
 }
diff --git a/cmd/iris/cmd/root.go b/cmd/iris/cmd/root.go
index 867730312..a867053e4 100644
--- a/cmd/iris/cmd/root.go
+++ b/cmd/iris/cmd/root.go
@@ -43,7 +43,7 @@ import (
 // main function.
 func NewRootCmd() (*cobra.Command, params.EncodingConfig) {
 
-	tempApplication := app.NewIrisApp(log.NewNopLogger(), dbm.NewMemDB(), nil, true, app.RegisterEncodingConfig(), testutil.EmptyAppOptions{})
+	tempApplication := app.NewIrisApp(log.NewNopLogger(), dbm.NewMemDB(), nil, true, app.RegisterEncodingConfig(), testutil.EmptyAppOptions{}, false)
 
 	encodingConfig := app.RegisterEncodingConfig()
 	initClientCtx := client.Context{}.
@@ -263,6 +263,7 @@ func (ac appCreator) newApp(
 		true,
 		ac.encCfg,
 		appOpts,
+		false,
 		baseappOptions...,
 	)
 }
@@ -295,6 +296,7 @@ func (ac appCreator) appExport(
 		loadLatest,
 		ac.encCfg,
 		appOpts,
+		false,
 	)
 
 	if height != -1 {
diff --git a/sims.mk b/sims.mk
index f0c112203..fc9f544ef 100644
--- a/sims.mk
+++ b/sims.mk
@@ -25,6 +25,11 @@ test-sim-after-import: runsim
 	@echo "Running Iris simulation-after-import. This may take several minutes..."
 	@$(BINDIR)/runsim -Jobs=4 -SimAppPkg=$(SIMAPP) 25 5 TestIrisSimulationAfterImport
 
+test-sim-custom-genesis-multi-seed: runsim
+	@echo "Running multi-seed custom genesis simulation..."
+	@echo "By default, ${HOME}/.iris/config/genesis.json will be used."
+	@$(BINDIR)/runsim -Jobs=4 -Genesis=${HOME}/.iris/config/genesis.json 400 5 TestFullIrisSimulation
+
 test-sim-multi-seed-long: runsim
 	@echo "Running multi-seed application simulation. This may take awhile!"
 	@$(BINDIR)/runsim -Jobs=4 -SimAppPkg=$(SIMAPP) 500 50 TestFullAppSimulation
diff --git a/testutil/app.go b/testutil/app.go
index b392347da..75b23b86b 100644
--- a/testutil/app.go
+++ b/testutil/app.go
@@ -42,6 +42,7 @@ func setup(
 		true,
 		encCdc,
 		appOpts,
+		true,
 		baseAppOptions...,
 	)
 	return &AppWrapper{app}