diff --git a/tm-bench/transacter.go b/tm-bench/transacter.go
index <HASH>..<HASH> 100644
--- a/tm-bench/transacter.go
+++ b/tm-bench/transacter.go
@@ -1,10 +1,10 @@
 package main
 
 import (
-	"crypto/rand"
 	"encoding/binary"
 	"encoding/hex"
 	"fmt"
+	"math/rand"
 	"sync"
 	"time"
use math/rand, no need in crypto