diff --git a/notification/service.go b/notification/service.go
index cc413ec..6d8a157 100644
--- a/notification/service.go
+++ b/notification/service.go
@@ -1,4 +1,9 @@
 package notification
 
+import (
+	"git.ctrlz.es/mgdelacroix/birthdaybot/model"
+)
+
 type NotificationService interface {
+	Notify(*model.Birthday) error
 }
diff --git a/notification/service_telegram.go b/notification/service_telegram.go
index 3be3379..1b98c6e 100644
--- a/notification/service_telegram.go
+++ b/notification/service_telegram.go
@@ -16,3 +16,7 @@ func NewTelegramNotificationService(logger *log.Logger, config *model.TelegramNo
 		config: config,
 	}
 }
+
+func (tns *TelegramNotificationService) Notify(birthday *model.Birthday) error {
+	return nil
+}