diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index c658eefeff..8022176dd3 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.3.2"
+  ".": "1.3.3"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 040aa45486..970724b4b8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 1.3.3 (2023-11-17)
+
+Full Changelog: [v1.3.2...v1.3.3](https://github.com/openai/openai-python/compare/v1.3.2...v1.3.3)
+
+### Chores
+
+* **internal:** update type hint for helper function ([#846](https://github.com/openai/openai-python/issues/846)) ([9a5966c](https://github.com/openai/openai-python/commit/9a5966c70fce620a183de580938556730564a405))
+
 ## 1.3.2 (2023-11-16)
 
 Full Changelog: [v1.3.1...v1.3.2](https://github.com/openai/openai-python/compare/v1.3.1...v1.3.2)
diff --git a/pyproject.toml b/pyproject.toml
index e6c3422db5..8c9c6022f2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "openai"
-version = "1.3.2"
+version = "1.3.3"
 description = "The official Python library for the openai API"
 readme = "README.md"
 license = "Apache-2.0"
diff --git a/src/openai/_utils/_transform.py b/src/openai/_utils/_transform.py
index d953505fff..769f7362b9 100644
--- a/src/openai/_utils/_transform.py
+++ b/src/openai/_utils/_transform.py
@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from typing import Any, List, Mapping, TypeVar, cast
+from typing import Any, Mapping, TypeVar, cast
 from datetime import date, datetime
 from typing_extensions import Literal, get_args, override, get_type_hints
 
@@ -60,7 +60,7 @@ def __repr__(self) -> str:
 
 
 def maybe_transform(
-    data: Mapping[str, object] | List[Any] | None,
+    data: object,
     expected_type: object,
 ) -> Any | None:
     """Wrapper over `transform()` that allows `None` to be passed.
diff --git a/src/openai/_version.py b/src/openai/_version.py
index 12c20f5fa2..b04859b6bb 100644
--- a/src/openai/_version.py
+++ b/src/openai/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless.
 
 __title__ = "openai"
-__version__ = "1.3.2"  # x-release-please-version
+__version__ = "1.3.3"  # x-release-please-version