diff --git a/client/client.go b/client/client.go
index 3b6c1ee..5e7c097 100644
--- a/client/client.go
+++ b/client/client.go
@@ -9,7 +9,7 @@ import (
 	"net/http"
 	"time"
 
-	"github.com/dgrijalva/jwt-go"
+	jwt "github.com/dgrijalva/jwt-go"
 
 	peering "forge.cadoles.com/wpetit/go-http-peering"
 	"forge.cadoles.com/wpetit/go-http-peering/crypto"
@@ -153,8 +153,8 @@ func (c *Client) addClientToken(r *http.Request, body []byte) error {
 
 	token := jwt.NewWithClaims(jwt.SigningMethodRS256, peering.ClientTokenClaims{
 		StandardClaims: jwt.StandardClaims{
-			NotBefore: time.Now().Unix(),
-			ExpiresAt: time.Now().Add(time.Minute * 10).Unix(),
+			NotBefore: time.Now().Add(time.Minute * -1).Unix(),
+			ExpiresAt: time.Now().Add(time.Minute * 5).Unix(),
 		},
 		BodySum: bodySum,
 	})