diff --git a/auth.go b/auth.go
index 4b941da6ae..1a04384549 100644
--- a/auth.go
+++ b/auth.go
@@ -1,10 +1,10 @@
 package main
 
 import (
+	"crypto/rand"
 	"encoding/base64"
 	"errors"
 	"fmt"
-	"math/rand"
 
 	"github.com/Sirupsen/logrus"
 	"github.com/dgrijalva/jwt-go"