diff --git a/acme/jws.go b/acme/jws.go
index 1fc9eaba..ed69f52e 100644
--- a/acme/jws.go
+++ b/acme/jws.go
@@ -9,14 +9,10 @@ import (
 	"fmt"
 	"net/http"
 
-	"errors"
 	"gopkg.in/square/go-jose.v1"
-	"time"
+	"errors"
 )
 
-const TRY_COUNT = 10
-const RETRY_PAUSE = time.Second
-
 type jws struct {
 	directoryURL string
 	privKey      crypto.PrivateKey
@@ -101,24 +97,14 @@ func (j *jws) getNonce() error {
 func (j *jws) Nonce() (string, error) {
 	nonce := ""
 	if len(j.nonces) == 0 {
-		for i := 0; i < TRY_COUNT; i++ {
-			err := j.getNonce()
-			if err != nil {
-				return nonce, err
-			}
-			if len(j.nonces) != 0 {
-				// get nonce ok and can continue
-				break
-			}
-			if i < TRY_COUNT-1 {
-				time.Sleep(RETRY_PAUSE)
-			}
+		err := j.getNonce()
+		if err != nil {
+			return nonce, err
 		}
 	}
 	if len(j.nonces) == 0 {
 		return "", errors.New("Can't get nonce")
 	}
-
 	nonce, j.nonces = j.nonces[len(j.nonces)-1], j.nonces[:len(j.nonces)-1]
 	return nonce, nil
 }