diff --git a/blockchain/utxopool_test.go b/blockchain/utxopool_test.go
index 819e637e1..f519adc54 100644
--- a/blockchain/utxopool_test.go
+++ b/blockchain/utxopool_test.go
@@ -19,4 +19,5 @@ func TestVerifyOneTransactionAndUpdate(t *testing.T) {
 	if !utxoPool.VerifyOneTransaction(tx) {
 		t.Error("failed to verify a valid transaction.")
 	}
+	utxoPool.VerifyOneTransactionAndUpdate(tx)
 }
diff --git a/harmony-benchmark b/harmony-benchmark
new file mode 100755
index 000000000..0e453ec38
Binary files /dev/null and b/harmony-benchmark differ