diff --git a/rollup-e2e-testing/cosmos/node.go b/rollup-e2e-testing/cosmos/node.go
index 97dcfd1f..d8e350a6 100644
--- a/rollup-e2e-testing/cosmos/node.go
+++ b/rollup-e2e-testing/cosmos/node.go
@@ -785,7 +785,6 @@ func (node *Node) SendFunds(ctx context.Context, keyName string, toWallet ibc.Wa
 	_, err := node.ExecTx(ctx,
 		keyName, "bank", "send", keyName,
 		toWallet.Address, fmt.Sprintf("%s%s", toWallet.Amount.String(), toWallet.Denom),
-		"--broadcast-mode", "block",
 	)
 	return err
 }
diff --git a/tests/setup.go b/tests/setup.go
index d1091419..84e1d526 100644
--- a/tests/setup.go
+++ b/tests/setup.go
@@ -85,7 +85,7 @@ var (
 		Bech32Prefix:        "cosmos",
 		Denom:               "uatom",
 		CoinType:            "118",
-		GasPrices:           "0.5uatom",
+		GasPrices:           "0uatom",
 		EncodingConfig:      defaultConfig(),
 		GasAdjustment:       2,
 		TrustingPeriod:      "112h",