diff --git a/end_to_end_tests/golden-record/my_test_api_client/types.py b/end_to_end_tests/golden-record/my_test_api_client/types.py
index 15700b858..dbdcc5d43 100644
--- a/end_to_end_tests/golden-record/my_test_api_client/types.py
+++ b/end_to_end_tests/golden-record/my_test_api_client/types.py
@@ -41,4 +41,4 @@ class Response(Generic[T]):
     parsed: Optional[T]
 
 
-__all__ = ["File", "Response", "FileJsonType"]
+__all__ = ["File", "Response", "FileJsonType", "Unset", "UNSET"]
diff --git a/end_to_end_tests/test-3-1-golden-record/test_3_1_features_client/types.py b/end_to_end_tests/test-3-1-golden-record/test_3_1_features_client/types.py
index 15700b858..dbdcc5d43 100644
--- a/end_to_end_tests/test-3-1-golden-record/test_3_1_features_client/types.py
+++ b/end_to_end_tests/test-3-1-golden-record/test_3_1_features_client/types.py
@@ -41,4 +41,4 @@ class Response(Generic[T]):
     parsed: Optional[T]
 
 
-__all__ = ["File", "Response", "FileJsonType"]
+__all__ = ["File", "Response", "FileJsonType", "Unset", "UNSET"]
diff --git a/integration-tests/integration_tests/types.py b/integration-tests/integration_tests/types.py
index 15700b858..dbdcc5d43 100644
--- a/integration-tests/integration_tests/types.py
+++ b/integration-tests/integration_tests/types.py
@@ -41,4 +41,4 @@ class Response(Generic[T]):
     parsed: Optional[T]
 
 
-__all__ = ["File", "Response", "FileJsonType"]
+__all__ = ["File", "Response", "FileJsonType", "Unset", "UNSET"]
diff --git a/openapi_python_client/templates/types.py.jinja b/openapi_python_client/templates/types.py.jinja
index e49ec9ca2..cc151acb3 100644
--- a/openapi_python_client/templates/types.py.jinja
+++ b/openapi_python_client/templates/types.py.jinja
@@ -42,4 +42,4 @@ class Response(Generic[T]):
     parsed: Optional[T]
 
 
-__all__ = ["File", "Response", "FileJsonType"]
+__all__ = ["File", "Response", "FileJsonType", "Unset", "UNSET"]