diff --git a/dummy-data/main.go b/dummy-data/main.go
index 156ec2d..b1fa4cf 100644
--- a/dummy-data/main.go
+++ b/dummy-data/main.go
@@ -1,7 +1,7 @@
 package main
 
 import (
-	"fmt"
+	//"fmt"
 	"math/rand"
 	"os"
 
@@ -9,7 +9,10 @@ import (
 )
 
 func random_name() string {
-	return fmt.Sprintf("%08x-%08x-%08x", rand.Int63(), rand.Int63(), rand.Int63())
+	ret := make([]byte, 12)
+	rand.Read(ret)
+	return string(ret)
+	//return fmt.Sprintf("%08x-%08x-%08x", rand.Int63(), rand.Int63(), rand.Int63())
 }
 
 func fill_bucket(tx *bolt.Tx, bucket *bolt.Bucket) error {