diff --git a/shopinvader_search_engine/models/se_index.py b/shopinvader_search_engine/models/se_index.py
index 528b5bd44f..5544d8089d 100644
--- a/shopinvader_search_engine/models/se_index.py
+++ b/shopinvader_search_engine/models/se_index.py
@@ -32,10 +32,10 @@ def _check_model(self):
         )
         for se_index in self:
             if (
-                se_index.serialize_type == "shopinvader_category_exports"
+                se_index.serializer_type == "shopinvader_category_exports"
                 and se_index.model_id != category_model
             ) or (
-                se_index.serialize_type == "shopinvader_product_exports"
+                se_index.serializer_type == "shopinvader_product_exports"
                 and se_index.model_id != product_model
             ):
                 raise ValidationError(_("'Serializer Type' must match 'Model'"))
diff --git a/shopinvader_search_engine/tools/category_serializer.py b/shopinvader_search_engine/tools/category_serializer.py
index 7ee023f6a8..8b104a1569 100644
--- a/shopinvader_search_engine/tools/category_serializer.py
+++ b/shopinvader_search_engine/tools/category_serializer.py
@@ -1,9 +1,15 @@
 # Copyright 2023 ACSONE SA/NV
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
 
+from odoo.addons.search_engine_serializer_pydantic.tools.serializer import (
+    PydanticModelSerializer,
+)
 from odoo.addons.shopinvader_product.schemas.category import ShopinvaderCategory
 
 
-class ProductCategoryShopinvaderSerializer:
+class ProductCategoryShopinvaderSerializer(PydanticModelSerializer):
+    def get_model_class(self):
+        return ShopinvaderCategory
+
     def serialize(self, record):
         return ShopinvaderCategory.from_shopinvader_category(record)
diff --git a/shopinvader_search_engine/tools/product_serializer.py b/shopinvader_search_engine/tools/product_serializer.py
index c40d0577ab..64f514a612 100644
--- a/shopinvader_search_engine/tools/product_serializer.py
+++ b/shopinvader_search_engine/tools/product_serializer.py
@@ -1,9 +1,14 @@
 # Copyright 2023 ACSONE SA/NV
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
-
+from odoo.addons.search_engine_serializer_pydantic.tools.serializer import (
+    PydanticModelSerializer,
+)
 from odoo.addons.shopinvader_product.schemas.product import ShopinvaderVariant
 
 
-class ProductProductShopinvaderSerializer:
+class ProductProductShopinvaderSerializer(PydanticModelSerializer):
+    def get_model_class(self):
+        return ShopinvaderVariant
+
     def serialize(self, record):
         return ShopinvaderVariant.from_shopinvader_variant(record)