diff --git a/app/test_helpers.go b/app/test_helpers.go
index 42179a90..3fafc811 100644
--- a/app/test_helpers.go
+++ b/app/test_helpers.go
@@ -35,8 +35,8 @@ import (
 // WasmApp testing.
 var DefaultConsensusParams = &abci.ConsensusParams{
 	Block: &abci.BlockParams{
-		MaxBytes: 2000000,
-		MaxGas:   20000000,
+		MaxBytes: 8000000,
+		MaxGas:   80000000,
 	},
 	Evidence: &tmproto.EvidenceParams{
 		MaxAgeNumBlocks: 302400,
diff --git a/benchmarks/app_test.go b/benchmarks/app_test.go
index c4363831..eb90a089 100644
--- a/benchmarks/app_test.go
+++ b/benchmarks/app_test.go
@@ -132,14 +132,22 @@ func InitializeWasmApp(b testing.TB, db dbm.DB, numAccounts int) AppInfo {
 	codeID := uint64(1)
 
 	// instantiate the contract
+	initialBalances := make([]balance, numAccounts+1)
+	for i := 0; i <= numAccounts; i++ {
+		acct := sdk.AccAddress(secp256k1.GenPrivKey().PubKey().Address()).String()
+		if i == 0 {
+			acct = addr.String()
+		}
+		initialBalances[i] = balance{
+			Address: acct,
+			Amount: 1000000000,
+		}
+	}
 	init := cw20InitMsg{
 		Name:     "Cash Money",
 		Symbol:   "CASH",
 		Decimals: 2,
-		InitialBalances: []balance{{
-			Address: addr.String(),
-			Amount:  100000000000,
-		}},
+		InitialBalances: initialBalances,
 	}
 	initBz, err := json.Marshal(init)
 	require.NoError(b, err)
@@ -150,7 +158,8 @@ func InitializeWasmApp(b testing.TB, db dbm.DB, numAccounts int) AppInfo {
 		Label:  "Demo contract",
 		Msg:    initBz,
 	}
-	initTx, err := helpers.GenTx(txGen, []sdk.Msg{&initMsg}, nil, 500000, "", []uint64{0}, []uint64{1}, minter)
+	gasWanted := 500000 + 10000*uint64(numAccounts)
+	initTx, err := helpers.GenTx(txGen, []sdk.Msg{&initMsg}, nil, gasWanted, "", []uint64{0}, []uint64{1}, minter)
 	require.NoError(b, err)
 	_, res, err = wasmApp.Deliver(txGen.TxEncoder(), initTx)
 	require.NoError(b, err)
diff --git a/benchmarks/bench_test.go b/benchmarks/bench_test.go
index 530fc43d..ecbab75c 100644
--- a/benchmarks/bench_test.go
+++ b/benchmarks/bench_test.go
@@ -73,33 +73,37 @@ func BenchmarkTxSending(b *testing.B) {
 			db:        buildMemDB,
 			blockSize: 20,
 			txBuilder: buildTxFromMsg(bankSendMsg),
+			numAccounts: 50,
 		},
 		"cw20 transfer - memdb": {
 			db:        buildMemDB,
 			blockSize: 20,
 			txBuilder: buildTxFromMsg(cw20TransferMsg),
+			numAccounts: 50,
 		},
 		"basic send - leveldb": {
 			db:        buildLevelDB,
 			blockSize: 20,
 			txBuilder: buildTxFromMsg(bankSendMsg),
+			numAccounts: 50,
 		},
 		"cw20 transfer - leveldb": {
 			db:        buildLevelDB,
 			blockSize: 20,
 			txBuilder: buildTxFromMsg(cw20TransferMsg),
+			numAccounts: 50,
 		},
-		"basic send - leveldb - 10k accounts": {
+		"basic send - leveldb - 8k accounts": {
 			db:          buildLevelDB,
 			blockSize:   20,
 			txBuilder:   buildTxFromMsg(bankSendMsg),
-			numAccounts: 10000,
+			numAccounts: 8000,
 		},
-		"cw20 transfer - leveldb - 10k accounts": {
+		"cw20 transfer - leveldb - 8k accounts": {
 			db:          buildLevelDB,
 			blockSize:   20,
 			txBuilder:   buildTxFromMsg(cw20TransferMsg),
-			numAccounts: 10000,
+			numAccounts: 8000,
 		},
 	}