diff --git a/src/pkg/service/image/image.service.go b/src/pkg/service/image/image.service.go
index 836ae59..e7ff7a1 100644
--- a/src/pkg/service/image/image.service.go
+++ b/src/pkg/service/image/image.service.go
@@ -8,4 +8,5 @@ type Service interface {
 	FindByPetId(string) ([]*dto.ImageResponse, *dto.ResponseErr)
 	Upload(*dto.UploadImageRequest) (*dto.ImageResponse, *dto.ResponseErr)
 	Delete(string) (*dto.DeleteImageResponse, *dto.ResponseErr)
+	AssignPet(*dto.AssignPetRequest) (*dto.AssignPetResponse, *dto.ResponseErr)
 }