diff --git a/api/Services/IPersonService.cs b/api/Services/IPersonService.cs
index 005d78e..4961804 100644
--- a/api/Services/IPersonService.cs
+++ b/api/Services/IPersonService.cs
@@ -5,10 +5,10 @@ namespace api.Services
 {
     public interface IPersonService
     {
-        Task<IEnumerable<PersonResponseDto>> GetAllPersonsAsync();
-        Task<PersonResponseDto> GetPersonByUsernameAsync(string username);
-        Task AddPersonAsync(PersonRequestDto PersonDto);
-        Task UpdatePersonAsync(Person person, PersonRequestDto PersonDto);
+        Task<IEnumerable<PersonDto>> GetAllPersonsAsync();
+        Task<PersonDto> GetPersonByUsernameAsync(string username);
+        Task AddPersonAsync(PersonDto PersonDto);
+        Task UpdatePersonAsync(string username, PersonDto PersonDto);
         Task DeletePersonAsync(string username);
     }
 }
\ No newline at end of file