diff --git a/services/stackitmarketplace/src/stackit/stackitmarketplace/__init__.py b/services/stackitmarketplace/src/stackit/stackitmarketplace/__init__.py
index 63fcf65b..cb4ffcfe 100644
--- a/services/stackitmarketplace/src/stackit/stackitmarketplace/__init__.py
+++ b/services/stackitmarketplace/src/stackit/stackitmarketplace/__init__.py
@@ -89,6 +89,7 @@
 from stackit.stackitmarketplace.models.list_vendor_subscriptions_response import (
     ListVendorSubscriptionsResponse,
 )
+from stackit.stackitmarketplace.models.offer_type import OfferType
 from stackit.stackitmarketplace.models.price_type import PriceType
 from stackit.stackitmarketplace.models.pricing_option_unit import PricingOptionUnit
 from stackit.stackitmarketplace.models.product_lifecycle_state import (
diff --git a/services/stackitmarketplace/src/stackit/stackitmarketplace/models/__init__.py b/services/stackitmarketplace/src/stackit/stackitmarketplace/models/__init__.py
index da02d096..6f537b8b 100644
--- a/services/stackitmarketplace/src/stackit/stackitmarketplace/models/__init__.py
+++ b/services/stackitmarketplace/src/stackit/stackitmarketplace/models/__init__.py
@@ -70,6 +70,7 @@
 from stackit.stackitmarketplace.models.list_vendor_subscriptions_response import (
     ListVendorSubscriptionsResponse,
 )
+from stackit.stackitmarketplace.models.offer_type import OfferType
 from stackit.stackitmarketplace.models.price_type import PriceType
 from stackit.stackitmarketplace.models.pricing_option_unit import PricingOptionUnit
 from stackit.stackitmarketplace.models.product_lifecycle_state import (
diff --git a/services/stackitmarketplace/src/stackit/stackitmarketplace/models/catalog_product_detail.py b/services/stackitmarketplace/src/stackit/stackitmarketplace/models/catalog_product_detail.py
index c685c037..4414a1fc 100644
--- a/services/stackitmarketplace/src/stackit/stackitmarketplace/models/catalog_product_detail.py
+++ b/services/stackitmarketplace/src/stackit/stackitmarketplace/models/catalog_product_detail.py
@@ -46,6 +46,7 @@
     CatalogProductVendorTerms,
 )
 from stackit.stackitmarketplace.models.delivery_method import DeliveryMethod
+from stackit.stackitmarketplace.models.offer_type import OfferType
 from stackit.stackitmarketplace.models.product_lifecycle_state import (
     ProductLifecycleState,
 )
@@ -69,13 +70,15 @@ class CatalogProductDetail(BaseModel):
     industries: Optional[List[StrictStr]] = Field(
         default=None, description="The list of industries associated to the product."
     )
-    is_product_listing: StrictBool = Field(
-        description="If true, the product is not fully integrated but only listed. Product listings may not have prices and support information.",
+    is_product_listing: Optional[StrictBool] = Field(
+        default=None,
+        description="If true, the product is not fully integrated but only listed. Product listings may not have prices and support information.   Deprecated: Will be removed after 16.12.2025. Please use `offerType` as replacement.",
         alias="isProductListing",
     )
     lifecycle_state: ProductLifecycleState = Field(alias="lifecycleState")
     logo: Union[StrictBytes, StrictStr] = Field(description="The logo base64 encoded.")
     name: Annotated[str, Field(strict=True, max_length=512)] = Field(description="The name of the product.")
+    offer_type: OfferType = Field(alias="offerType")
     pricing_options: List[CatalogProductPricingOption] = Field(
         description="The list of pricing options.", alias="pricingOptions"
     )
@@ -111,6 +114,7 @@ class CatalogProductDetail(BaseModel):
         "lifecycleState",
         "logo",
         "name",
+        "offerType",
         "pricingOptions",
         "productId",
         "summary",
@@ -262,6 +266,7 @@ def from_dict(cls, obj: Optional[Dict[str, Any]]) -> Optional[Self]:
                 "lifecycleState": obj.get("lifecycleState"),
                 "logo": obj.get("logo"),
                 "name": obj.get("name"),
+                "offerType": obj.get("offerType"),
                 "pricingOptions": (
                     [CatalogProductPricingOption.from_dict(_item) for _item in obj["pricingOptions"]]
                     if obj.get("pricingOptions") is not None
diff --git a/services/stackitmarketplace/src/stackit/stackitmarketplace/models/offer_type.py b/services/stackitmarketplace/src/stackit/stackitmarketplace/models/offer_type.py
new file mode 100644
index 00000000..d55aae71
--- /dev/null
+++ b/services/stackitmarketplace/src/stackit/stackitmarketplace/models/offer_type.py
@@ -0,0 +1,37 @@
+# coding: utf-8
+
+"""
+    STACKIT Marketplace API
+
+    API to manage STACKIT Marketplace.
+
+    The version of the OpenAPI document: 1
+    Contact: marketplace@stackit.cloud
+    Generated by OpenAPI Generator (https://openapi-generator.tech)
+
+    Do not edit the class manually.
+"""  # noqa: E501 docstring might be too long
+
+from __future__ import annotations
+
+import json
+from enum import Enum
+
+from typing_extensions import Self
+
+
+class OfferType(str, Enum):
+    """
+    The offer type of a product reflecting the business model.
+    """
+
+    """
+    allowed enum values
+    """
+    OFFER_LISTING = "OFFER_LISTING"
+    OFFER_RESELLING = "OFFER_RESELLING"
+
+    @classmethod
+    def from_json(cls, json_str: str) -> Self:
+        """Create an instance of OfferType from a JSON string"""
+        return cls(json.loads(json_str))