diff --git a/MyINPulse-back/src/main/java/enseirb/myinpulse/repository/AdministratorRepository.java b/MyINPulse-back/src/main/java/enseirb/myinpulse/repository/AdministratorRepository.java
index 34431fd..bcf05c7 100644
--- a/MyINPulse-back/src/main/java/enseirb/myinpulse/repository/AdministratorRepository.java
+++ b/MyINPulse-back/src/main/java/enseirb/myinpulse/repository/AdministratorRepository.java
@@ -5,10 +5,13 @@ import enseirb.myinpulse.model.Administrator;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.rest.core.annotation.RepositoryRestResource;
 
+import java.util.Optional;
+
 @RepositoryRestResource
 public interface AdministratorRepository extends JpaRepository<Administrator, Long> {
 
     /* @Query("SELECT a from Administrators a")
     Administrator findAllAdministrator(); */
 
+    Optional<Administrator> findByPrimaryMail(String PrimaryMail);
 }