diff --git a/bold b/bold
index 60b5e36725..80915fb685 160000
--- a/bold
+++ b/bold
@@ -1 +1 @@
-Subproject commit 60b5e36725da9551b005d6171e75eda30a63d49a
+Subproject commit 80915fb685759d5d757aac9805b5b1d1e7279c42
diff --git a/system_tests/common_test.go b/system_tests/common_test.go
index 391111dc2a..94218c7fa9 100644
--- a/system_tests/common_test.go
+++ b/system_tests/common_test.go
@@ -1337,15 +1337,17 @@ func deployOnParentChain(
 			ReplenishRateInBasis: 500,                  // 5%
 		}
 		cfg := rollupgen.Config{
-			MiniStakeValues:     miniStakeValues,
-			ConfirmPeriodBlocks: 120,
-			StakeToken:          stakeToken,
-			BaseStake:           big.NewInt(1),
-			WasmModuleRoot:      wasmModuleRoot,
-			Owner:               parentChainTransactionOpts.From,
-			LoserStakeEscrow:    parentChainTransactionOpts.From,
-			ChainId:             chainConfig.ChainID,
-			ChainConfig:         string(serializedChainConfig),
+			MiniStakeValues:        miniStakeValues,
+			ConfirmPeriodBlocks:    120,
+			StakeToken:             stakeToken,
+			BaseStake:              big.NewInt(1),
+			WasmModuleRoot:         wasmModuleRoot,
+			Owner:                  parentChainTransactionOpts.From,
+			LoserStakeEscrow:       parentChainTransactionOpts.From,
+			MinimumAssertionPeriod: big.NewInt(75),
+			ValidatorAfkBlocks:     201600,
+			ChainId:                chainConfig.ChainID,
+			ChainConfig:            string(serializedChainConfig),
 			SequencerInboxMaxTimeVariation: rollupgen.ISequencerInboxMaxTimeVariation{
 				DelayBlocks:   big.NewInt(60 * 60 * 24 / 15),
 				FutureBlocks:  big.NewInt(12),
diff --git a/system_tests/debugapi_test.go b/system_tests/debugapi_test.go
index fd1aa746a3..1cc466fff2 100644
--- a/system_tests/debugapi_test.go
+++ b/system_tests/debugapi_test.go
@@ -95,7 +95,7 @@ func TestPrestateTracingSimple(t *testing.T) {
 	value := big.NewInt(1e6)
 	tx := builder.L2Info.PrepareTx("Owner", "User2", builder.L2Info.TransferGas, value, nil)
 	Require(t, builder.L2.Client.SendTransaction(ctx, tx))
-	_, err = builder.L2.EnsureTxSucceeded(tx)
+	receipt, err := builder.L2.EnsureTxSucceeded(tx)
 	Require(t, err)
 
 	l2rpc := builder.L2.Stack.Attach()
@@ -116,9 +116,17 @@ func TestPrestateTracingSimple(t *testing.T) {
 	if !arbmath.BigEquals(result.Pre[receiver].Balance.ToInt(), user2OldBalance) {
 		Fatal(t, "Unexpected initial balance of receiver")
 	}
-	if !arbmath.BigEquals(result.Post[sender].Balance.ToInt(), arbmath.BigSub(ownerOldBalance, value)) {
+	expBalance := arbmath.BigSub(ownerOldBalance, value)
+	gas := arbmath.BigMulByUint(receipt.EffectiveGasPrice, receipt.GasUsed)
+	expBalance = arbmath.BigSub(expBalance, gas)
+	if !arbmath.BigEquals(result.Post[sender].Balance.ToInt(), expBalance) {
 		Fatal(t, "Unexpected final balance of sender")
 	}
+	onchain, err := builder.L2.Client.BalanceAt(ctx, sender, receipt.BlockNumber)
+	Require(t, err)
+	if !arbmath.BigEquals(result.Post[sender].Balance.ToInt(), onchain) {
+		Fatal(t, "Final balance of sender does not fit chain")
+	}
 	if !arbmath.BigEquals(result.Post[receiver].Balance.ToInt(), value) {
 		Fatal(t, "Unexpected final balance of receiver")
 	}