diff --git a/app/e2e_include_upgrades.go b/app/e2e_include_upgrades.go
index 9d6af8d51..4f913c1ae 100644
--- a/app/e2e_include_upgrades.go
+++ b/app/e2e_include_upgrades.go
@@ -2,8 +2,11 @@
 
 package app
 
-import "github.com/babylonlabs-io/babylon/app/upgrades/vanilla"
+import (
+	"github.com/babylonlabs-io/babylon/app/upgrades/launchsignet"
+	"github.com/babylonlabs-io/babylon/app/upgrades/vanilla"
+)
 
 func init() {
-	Upgrades = append(Upgrades, vanilla.Upgrade)
+	Upgrades = append(Upgrades, vanilla.Upgrade, launchsignet.Upgrade)
 }
diff --git a/app/upgrades/launchsignet/upgrades.go b/app/upgrades/launchsignet/upgrades.go
index 7a841b2ab..9765acdc0 100644
--- a/app/upgrades/launchsignet/upgrades.go
+++ b/app/upgrades/launchsignet/upgrades.go
@@ -20,7 +20,6 @@ import (
 	"github.com/babylonlabs-io/babylon/app/keepers"
 	appparams "github.com/babylonlabs-io/babylon/app/params"
 	"github.com/babylonlabs-io/babylon/app/upgrades"
-	"github.com/babylonlabs-io/babylon/cmd/babylond/cmd/genhelpers"
 	btclightkeeper "github.com/babylonlabs-io/babylon/x/btclightclient/keeper"
 	btclighttypes "github.com/babylonlabs-io/babylon/x/btclightclient/types"
 )
@@ -68,7 +67,7 @@ func LoadBTCHeadersFromData() ([]*btclighttypes.BTCHeaderInfo, error) {
 	}
 
 	btcHeadersFilePath := filepath.Join(pwd, "data/btc_headers.json")
-	gs, err := genhelpers.LoadBtcLightGenStateFromFile(appparams.DefaultEncodingConfig().Codec, btcHeadersFilePath)
+	gs, err := btclighttypes.LoadBtcLightGenStateFromFile(appparams.DefaultEncodingConfig().Codec, btcHeadersFilePath)
 	if err != nil {
 		return nil, err
 	}
diff --git a/cmd/babylond/cmd/genhelpers/set_btc_headers.go b/cmd/babylond/cmd/genhelpers/set_btc_headers.go
index 5ddfa3b36..7df48e4fd 100644
--- a/cmd/babylond/cmd/genhelpers/set_btc_headers.go
+++ b/cmd/babylond/cmd/genhelpers/set_btc_headers.go
@@ -2,12 +2,8 @@ package genhelpers
 
 import (
 	"fmt"
-	"os"
-	"path/filepath"
 
-	cmtos "github.com/cometbft/cometbft/libs/os"
 	"github.com/cosmos/cosmos-sdk/client"
-	"github.com/cosmos/cosmos-sdk/codec"
 	"github.com/cosmos/cosmos-sdk/server"
 	"github.com/cosmos/cosmos-sdk/x/genutil"
 	genutiltypes "github.com/cosmos/cosmos-sdk/x/genutil/types"
@@ -51,7 +47,7 @@ Possible content of 'btc_headers.json' is
 			config := server.GetServerContextFromCmd(cmd).Config
 			config.SetRoot(clientCtx.HomeDir)
 
-			inputBtcHeaders, err := LoadBtcLightGenStateFromFile(clientCtx.Codec, args[0])
+			inputBtcHeaders, err := btclighttypes.LoadBtcLightGenStateFromFile(clientCtx.Codec, args[0])
 			if err != nil {
 				return err
 			}
@@ -102,23 +98,3 @@ Possible content of 'btc_headers.json' is
 
 	return cmd
 }
-
-func LoadBtcLightGenStateFromFile(cdc codec.Codec, inputFilePath string) (*btclighttypes.GenesisState, error) {
-	filePath := filepath.Clean(inputFilePath)
-	if !cmtos.FileExists(filePath) {
-		return nil, fmt.Errorf("input file %s does not exists", filePath)
-	}
-
-	bz, err := os.ReadFile(filePath)
-	if err != nil {
-		return nil, err
-	}
-
-	var genState btclighttypes.GenesisState
-	err = cdc.UnmarshalJSON(bz, &genState)
-	if err != nil {
-		return nil, err
-	}
-
-	return &genState, nil
-}
diff --git a/x/btclightclient/types/genesis.go b/x/btclightclient/types/genesis.go
index 13835fa2b..f8555fdcf 100644
--- a/x/btclightclient/types/genesis.go
+++ b/x/btclightclient/types/genesis.go
@@ -4,6 +4,8 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
+	"os"
+	"path/filepath"
 
 	bbn "github.com/babylonlabs-io/babylon/types"
 	"github.com/btcsuite/btcd/chaincfg"
@@ -86,3 +88,19 @@ func GenesisStateFromAppState(cdc codec.Codec, appState map[string]json.RawMessa
 
 	return genesisState
 }
+
+func LoadBtcLightGenStateFromFile(cdc codec.Codec, inputFilePath string) (*GenesisState, error) {
+	filePath := filepath.Clean(inputFilePath)
+	bz, err := os.ReadFile(filePath)
+	if err != nil {
+		return nil, err
+	}
+
+	var genState GenesisState
+	err = cdc.UnmarshalJSON(bz, &genState)
+	if err != nil {
+		return nil, err
+	}
+
+	return &genState, nil
+}