diff --git a/fastapi_auth_partner/routers/auth.py b/fastapi_auth_partner/routers/auth.py
index 6be7fb41..d17ed995 100644
--- a/fastapi_auth_partner/routers/auth.py
+++ b/fastapi_auth_partner/routers/auth.py
@@ -43,7 +43,7 @@ def register(
         env["fastapi.auth.service"].sudo()._register_auth(endpoint.directory_id, data)
     )
     partner_auth._set_auth_cookie(response)
-    return AuthPartnerResponse.model_validate(partner_auth)
+    return AuthPartnerResponse.from_auth_partner(partner_auth)
 
 
 @auth_router.post("/auth/login")
@@ -57,7 +57,7 @@ def login(
         env["fastapi.auth.service"].sudo()._login(endpoint.directory_id, data)
     )
     partner_auth._set_auth_cookie(response)
-    return AuthPartnerResponse.model_validate(partner_auth)
+    return AuthPartnerResponse.from_auth_partner(partner_auth)
 
 
 @auth_router.post("/auth/logout", status_code=205)
@@ -91,7 +91,7 @@ def set_password(
         env["fastapi.auth.service"].sudo()._set_password(endpoint.directory_id, data)
     )
     partner_auth._set_auth_cookie(response)
-    return AuthPartnerResponse.model_validate(partner_auth)
+    return AuthPartnerResponse.from_auth_partner(partner_auth)
 
 
 @auth_router.get("/auth/profile")
@@ -103,7 +103,7 @@ def profile(
     partner_auth = partner.auth_partner_ids.filtered(
         lambda s: s.directory_id == endpoint.sudo().directory_id
     )
-    return AuthPartnerResponse.model_validate(partner_auth)
+    return AuthPartnerResponse.from_auth_partner(partner_auth)
 
 
 class AuthService(models.AbstractModel):
diff --git a/fastapi_auth_partner/schemas.py b/fastapi_auth_partner/schemas.py
index 5a2cd3fd..de44c04e 100644
--- a/fastapi_auth_partner/schemas.py
+++ b/fastapi_auth_partner/schemas.py
@@ -3,8 +3,6 @@
 
 from extendable_pydantic import StrictExtendableBaseModel
 
-from pydantic import ConfigDict
-
 
 class AuthLoginInput(StrictExtendableBaseModel):
     login: str
@@ -28,4 +26,7 @@ class AuthSetPasswordInput(StrictExtendableBaseModel):
 
 class AuthPartnerResponse(StrictExtendableBaseModel):
     login: str
-    model_config = ConfigDict(from_attributes=True)
+
+    @classmethod
+    def from_auth_partner(cls, odoo_rec):
+        return cls.model_construct(login=odoo_rec.login)