diff --git a/contribs/gnogenesis/internal/txs/txs_add_packages.go b/contribs/gnogenesis/internal/txs/txs_add_packages.go
index 0df579d6d5b2..16da84a916d2 100644
--- a/contribs/gnogenesis/internal/txs/txs_add_packages.go
+++ b/contribs/gnogenesis/internal/txs/txs_add_packages.go
@@ -17,9 +17,7 @@ import (
 	"github.com/gnolang/gno/tm2/pkg/std"
 )
 
-var (
-	errInvalidPackageDir = errors.New("invalid package directory")
-)
+var errInvalidPackageDir = errors.New("invalid package directory")
 
 // Keep in sync with gno.land/cmd/start.go
 var (
diff --git a/gno.land/pkg/integration/testing_integration.go b/gno.land/pkg/integration/testing_integration.go
index 2a0a4cf11067..fa0a0118566d 100644
--- a/gno.land/pkg/integration/testing_integration.go
+++ b/gno.land/pkg/integration/testing_integration.go
@@ -664,6 +664,11 @@ func (pl *pkgsLoader) SetPatch(replace, with string) {
 }
 
 func (pl *pkgsLoader) LoadPackages(creator bft.Address, fee std.Fee, deposit std.Coins) ([]gnoland.TxWithMetadata, error) {
+	kb := keys.NewInMemory()
+	_, err := kb.CreateAccount("creator", DefaultAccount_Seed, "", "", 0, 0)
+	if err != nil {
+		return nil, fmt.Errorf("createAccount: %w", err)
+	}
 	pkgslist, err := pl.List().Sort() // sorts packages by their dependencies.
 	if err != nil {
 		return nil, fmt.Errorf("unable to sort packages: %w", err)
@@ -695,6 +700,20 @@ func (pl *pkgsLoader) LoadPackages(creator bft.Address, fee std.Fee, deposit std
 				}
 			}
 		}
+		signbytes, err := tx.GetSignBytes("tendermint_test", 0, 0)
+		if err != nil {
+			return nil, fmt.Errorf("unable to get sign bytes %q: %w", pkg.Name, err)
+		}
+		signature, pubKey, err := kb.Sign("creator", "", signbytes)
+		if err != nil {
+			return nil, fmt.Errorf("unable to sign transaction %q: %w", pkg.Name, err)
+		}
+		tx.Signatures = []std.Signature{
+			{
+				PubKey:    pubKey,
+				Signature: signature,
+			},
+		}
 
 		txs[i] = gnoland.TxWithMetadata{
 			Tx: tx,
diff --git a/tm2/pkg/sdk/auth/ante.go b/tm2/pkg/sdk/auth/ante.go
index da7ae2575d7d..d00a38925d34 100644
--- a/tm2/pkg/sdk/auth/ante.go
+++ b/tm2/pkg/sdk/auth/ante.go
@@ -146,7 +146,9 @@ func NewAnteHandler(ak AccountKeeper, bank BankKeeperI, sigGasConsumer Signature
 
 			// check signature, return account with incremented nonce
 			sacc := signerAccs[i]
-			if isGenesis && !opts.VerifyGenesisSignatures {
+			// Do not check signatures if the chainID is dev (gnodev) if we decide to verify the genesis signatures for
+			// gnodev the initialization would take longer
+			if isGenesis && (!opts.VerifyGenesisSignatures || newCtx.ChainID() == "dev") {
 				// No signatures are needed for genesis.
 			} else {
 				// Check signature