diff --git a/examples/api_keys.py b/examples/api_keys.py
index 00af88a..9d33dde 100644
--- a/examples/api_keys.py
+++ b/examples/api_keys.py
@@ -17,7 +17,7 @@
 print(f"Key id: {created_key['id']} and token: {created_key['token']}")
 
 update_params: resend.ApiKeys.UpdateParams = {
-    "api_key_id": created_key["id"],
+    "id": created_key["id"],
     "name": "renamed-example",
 }
 updated_key: resend.ApiKeys.UpdateApiKeyResponse = resend.ApiKeys.update(update_params)
diff --git a/examples/async/api_keys_async.py b/examples/async/api_keys_async.py
index 5fffa08..733123a 100644
--- a/examples/async/api_keys_async.py
+++ b/examples/async/api_keys_async.py
@@ -20,7 +20,7 @@ async def main() -> None:
     print(f"Key id: {key['id']} and token: {key['token']}")
 
     update_params: resend.ApiKeys.UpdateParams = {
-        "api_key_id": key["id"],
+        "id": key["id"],
         "name": "renamed-example",
     }
     updated_key = await resend.ApiKeys.update_async(update_params)
diff --git a/resend/api_keys/_api_keys.py b/resend/api_keys/_api_keys.py
index 79016cd..45b352d 100644
--- a/resend/api_keys/_api_keys.py
+++ b/resend/api_keys/_api_keys.py
@@ -134,7 +134,7 @@ class CreateParams(TypedDict):
         """
 
     class UpdateParams(TypedDict):
-        api_key_id: str
+        id: str
         """
         The API key ID.
         """
@@ -169,13 +169,13 @@ def update(cls, params: UpdateParams) -> UpdateApiKeyResponse:
 
         Args:
             params (UpdateParams): The API key update parameters
-                - api_key_id: The API key ID
+                - id: The API key ID
                 - name: The new API key name
 
         Returns:
             UpdateApiKeyResponse: The updated API key response with id
         """
-        api_key_id = params["api_key_id"]
+        api_key_id = params["id"]
         path = f"/api-keys/{api_key_id}"
         resp = request.Request[ApiKeys.UpdateApiKeyResponse](
             path=path, params={"name": params["name"]}, verb="patch"
@@ -249,13 +249,13 @@ async def update_async(cls, params: UpdateParams) -> UpdateApiKeyResponse:
 
         Args:
             params (UpdateParams): The API key update parameters
-                - api_key_id: The API key ID
+                - id: The API key ID
                 - name: The new API key name
 
         Returns:
             UpdateApiKeyResponse: The updated API key response with id
         """
-        api_key_id = params["api_key_id"]
+        api_key_id = params["id"]
         path = f"/api-keys/{api_key_id}"
         resp = await AsyncRequest[ApiKeys.UpdateApiKeyResponse](
             path=path, params={"name": params["name"]}, verb="patch"
diff --git a/resend/version.py b/resend/version.py
index 745af6a..4de567f 100644
--- a/resend/version.py
+++ b/resend/version.py
@@ -1,4 +1,4 @@
-__version__ = "2.40.1"
+__version__ = "2.40.2"
 
 
 def get_version() -> str:
diff --git a/tests/api_keys_async_test.py b/tests/api_keys_async_test.py
index 0924c67..85bc7c2 100644
--- a/tests/api_keys_async_test.py
+++ b/tests/api_keys_async_test.py
@@ -69,7 +69,7 @@ async def test_api_keys_update_async(self) -> None:
         )
 
         params: resend.ApiKeys.UpdateParams = {
-            "api_key_id": "4ef9a417-02e9-4d39-ad75-9611e0fcc33c",
+            "id": "4ef9a417-02e9-4d39-ad75-9611e0fcc33c",
             "name": "updated-name",
         }
         updated_key: resend.ApiKeys.UpdateApiKeyResponse = (
@@ -83,7 +83,7 @@ async def test_should_update_api_key_async_raise_exception_when_no_content(
     ) -> None:
         self.set_mock_json(None)
         params: resend.ApiKeys.UpdateParams = {
-            "api_key_id": "4ef9a417-02e9-4d39-ad75-9611e0fcc33c",
+            "id": "4ef9a417-02e9-4d39-ad75-9611e0fcc33c",
             "name": "updated-name",
         }
         with pytest.raises(NoContentError):
diff --git a/tests/api_keys_test.py b/tests/api_keys_test.py
index 988f4b9..f91ad82 100644
--- a/tests/api_keys_test.py
+++ b/tests/api_keys_test.py
@@ -136,7 +136,7 @@ def test_api_keys_update(self) -> None:
         )
 
         params: resend.ApiKeys.UpdateParams = {
-            "api_key_id": "4ef9a417-02e9-4d39-ad75-9611e0fcc33c",
+            "id": "4ef9a417-02e9-4d39-ad75-9611e0fcc33c",
             "name": "updated-name",
         }
         updated_key: resend.ApiKeys.UpdateApiKeyResponse = resend.ApiKeys.update(params)
@@ -146,7 +146,7 @@ def test_api_keys_update(self) -> None:
     def test_should_update_api_key_raise_exception_when_no_content(self) -> None:
         self.set_mock_json(None)
         params: resend.ApiKeys.UpdateParams = {
-            "api_key_id": "4ef9a417-02e9-4d39-ad75-9611e0fcc33c",
+            "id": "4ef9a417-02e9-4d39-ad75-9611e0fcc33c",
             "name": "updated-name",
         }
         with self.assertRaises(NoContentError):