diff --git a/.sdk-version b/.sdk-version
index 194d155..147ed7d 100644
--- a/.sdk-version
+++ b/.sdk-version
@@ -1 +1 @@
-v2.51.0
+v2.52.1
diff --git a/docs/AppApiRestV2FunctionsTypesFunction.md b/docs/AppApiRestV2FunctionsTypesFunction.md
index c2afbb0..e708c7e 100644
--- a/docs/AppApiRestV2FunctionsTypesFunction.md
+++ b/docs/AppApiRestV2FunctionsTypesFunction.md
@@ -11,8 +11,8 @@ Name | Type | Description | Notes
 **function_vaddr** | **int** | Function virtual address | 
 **function_size** | **int** | Function size | 
 **debug** | **bool** | Whether the function is debug | 
-**embedding_3d** | **List[float]** |  | 
-**embedding_1d** | **List[float]** |  | 
+**embedding_3d** | **List[float]** |  | [optional] 
+**embedding_1d** | **List[float]** |  | [optional] 
 
 ## Example
 
diff --git a/revengai/__init__.py b/revengai/__init__.py
index 745cf80..fd3c6c7 100644
--- a/revengai/__init__.py
+++ b/revengai/__init__.py
@@ -13,7 +13,7 @@
 """  # noqa: E501
 
 
-__version__ = "v2.51.0"
+__version__ = "v2.52.1"
 
 # Define package exports
 __all__ = [
diff --git a/revengai/api_client.py b/revengai/api_client.py
index 29ff407..0261654 100644
--- a/revengai/api_client.py
+++ b/revengai/api_client.py
@@ -90,7 +90,7 @@ def __init__(
             self.default_headers[header_name] = header_value
         self.cookie = cookie
         # Set default User-Agent.
-        self.user_agent = 'OpenAPI-Generator/v2.51.0/python'
+        self.user_agent = 'OpenAPI-Generator/v2.52.1/python'
         self.client_side_validation = configuration.client_side_validation
 
     def __enter__(self):
diff --git a/revengai/configuration.py b/revengai/configuration.py
index 01b471a..8afa467 100644
--- a/revengai/configuration.py
+++ b/revengai/configuration.py
@@ -533,8 +533,8 @@ def to_debug_report(self) -> str:
         return "Python SDK Debug Report:\n"\
                "OS: {env}\n"\
                "Python Version: {pyversion}\n"\
-               "Version of the API: v2.51.0\n"\
-               "SDK Package Version: v2.51.0".\
+               "Version of the API: v2.52.1\n"\
+               "SDK Package Version: v2.52.1".\
                format(env=sys.platform, pyversion=sys.version)
 
     def get_host_settings(self) -> List[HostSetting]:
diff --git a/revengai/models/app_api_rest_v2_functions_types_function.py b/revengai/models/app_api_rest_v2_functions_types_function.py
index efa2171..d8100db 100644
--- a/revengai/models/app_api_rest_v2_functions_types_function.py
+++ b/revengai/models/app_api_rest_v2_functions_types_function.py
@@ -31,8 +31,8 @@ class AppApiRestV2FunctionsTypesFunction(BaseModel):
     function_vaddr: StrictInt = Field(description="Function virtual address")
     function_size: StrictInt = Field(description="Function size")
     debug: StrictBool = Field(description="Whether the function is debug")
-    embedding_3d: Optional[List[Union[StrictFloat, StrictInt]]]
-    embedding_1d: Optional[List[Union[StrictFloat, StrictInt]]]
+    embedding_3d: Optional[List[Union[StrictFloat, StrictInt]]] = None
+    embedding_1d: Optional[List[Union[StrictFloat, StrictInt]]] = None
     __properties: ClassVar[List[str]] = ["function_id", "function_name", "function_mangled_name", "function_vaddr", "function_size", "debug", "embedding_3d", "embedding_1d"]
 
     model_config = ConfigDict(
diff --git a/test/test_app_api_rest_v2_functions_types_function.py b/test/test_app_api_rest_v2_functions_types_function.py
index a3322e4..b0912be 100644
--- a/test/test_app_api_rest_v2_functions_types_function.py
+++ b/test/test_app_api_rest_v2_functions_types_function.py
@@ -55,12 +55,6 @@ def make_instance(self, include_optional) -> AppApiRestV2FunctionsTypesFunction:
                 function_vaddr = 56,
                 function_size = 56,
                 debug = True,
-                embedding_3d = [
-                    1.337
-                    ],
-                embedding_1d = [
-                    1.337
-                    ],
         )
         """