diff --git a/pkg/notifier/notifier.go b/pkg/notifier/notifier.go
index d195e856..f2ae8801 100644
--- a/pkg/notifier/notifier.go
+++ b/pkg/notifier/notifier.go
@@ -242,14 +242,14 @@ func (a App) sendNotification(ctx context.Context, ketchupToNotify map[model.Use
 			"releases": releases,
 		}
 
-		mailRequest := mailerModel.NewMailRequest().Template("ketchup").From("ketchup@vibioh.fr").As("Ketchup").To(user.Email).Data(payload)
+		mr := mailerModel.NewMailRequest().Template("ketchup").From("ketchup@vibioh.fr").As("Ketchup").To(user.Email).Data(payload)
 		subject := fmt.Sprintf("Ketchup - %d new release", len(releases))
 		if len(releases) > 1 {
 			subject += "s"
 		}
-		mailRequest.WithSubject(subject)
+		mr = mr.WithSubject(subject)
 
-		if err := a.mailerApp.Send(ctx, *mailRequest); err != nil {
+		if err := a.mailerApp.Send(ctx, mr); err != nil {
 			return fmt.Errorf("unable to send email to %s: %s", user.Email, err)
 		}
 	}
diff --git a/pkg/provider/github/github.go b/pkg/provider/github/github.go
index 83b21c29..69206f92 100644
--- a/pkg/provider/github/github.go
+++ b/pkg/provider/github/github.go
@@ -12,7 +12,6 @@ import (
 	"github.com/ViBiOh/httputils/v4/pkg/flags"
 	"github.com/ViBiOh/httputils/v4/pkg/httpjson"
 	"github.com/ViBiOh/httputils/v4/pkg/logger"
-	"github.com/ViBiOh/httputils/v4/pkg/redis"
 	"github.com/ViBiOh/httputils/v4/pkg/request"
 	"github.com/ViBiOh/ketchup/pkg/model"
 	"github.com/ViBiOh/ketchup/pkg/semver"
@@ -31,6 +30,11 @@ var (
 	}
 )
 
+type redis interface {
+	Ping() error
+	Exclusive(context.Context, string, time.Duration, func(context.Context) error) error
+}
+
 // Tag describes a GitHub Tag
 type Tag struct {
 	Name string `json:"name"`
@@ -58,7 +62,7 @@ type Config struct {
 }
 
 type app struct {
-	redisApp redis.App
+	redisApp redis
 	token    string
 }
 
@@ -70,14 +74,14 @@ func Flags(fs *flag.FlagSet, prefix string) Config {
 }
 
 // New creates new App from Config
-func New(config Config, redisApp redis.App) App {
+func New(config Config, redisApp redis) App {
 	return app{
 		token:    strings.TrimSpace(*config.token),
 		redisApp: redisApp,
 	}
 }
 
-func (a app) newClient() *request.Request {
+func (a app) newClient() request.Request {
 	return request.New().Header("Authorization", fmt.Sprintf("token %s", a.token)).WithClient(httpClient)
 }