diff --git a/regula/documentreader/webclient/gen/models/face_detection_item.py b/regula/documentreader/webclient/gen/models/face_detection_item.py
index f3b1e28..2897f60 100644
--- a/regula/documentreader/webclient/gen/models/face_detection_item.py
+++ b/regula/documentreader/webclient/gen/models/face_detection_item.py
@@ -10,7 +10,7 @@
 import json
 
 from pydantic import BaseModel, ConfigDict, Field
-from typing import Any, ClassVar, Dict, List
+from typing import Any, ClassVar, Dict, List, Optional
 from regula.documentreader.webclient.gen.models.face_detection import FaceDetection
 from typing import Optional, Set
 from typing_extensions import Self
@@ -19,7 +19,7 @@ class FaceDetectionItem(BaseModel):
     """
     FaceDetectionItem
     """ # noqa: E501
-    face_detection: FaceDetection = Field(alias="FaceDetection")
+    face_detection: Optional[FaceDetection] = Field(default=None, alias="FaceDetection")
     __properties: ClassVar[List[str]] = ["FaceDetection"]
 
     model_config = ConfigDict(
diff --git a/regula/documentreader/webclient/gen/models/face_detection_result.py b/regula/documentreader/webclient/gen/models/face_detection_result.py
index 208b77a..7621e29 100644
--- a/regula/documentreader/webclient/gen/models/face_detection_result.py
+++ b/regula/documentreader/webclient/gen/models/face_detection_result.py
@@ -10,7 +10,7 @@
 import json
 
 from pydantic import ConfigDict, Field
-from typing import Any, ClassVar, Dict, List
+from typing import Any, ClassVar, Dict, List, Optional
 from regula.documentreader.webclient.gen.models.face_detection import FaceDetection
 from regula.documentreader.webclient.gen.models.result import Result
 from regula.documentreader.webclient.gen.models.result_item import ResultItem
@@ -21,7 +21,7 @@ class FaceDetectionResult(ResultItem):
     """
     FaceDetectionResult
     """ # noqa: E501
-    face_detection: FaceDetection = Field(alias="FaceDetection")
+    face_detection: Optional[FaceDetection] = Field(default=None, alias="FaceDetection")
     __properties: ClassVar[List[str]] = ["buf_length", "light", "list_idx", "page_idx", "result_type", "FaceDetection"]
 
     model_config = ConfigDict(