diff --git a/CHANGELOG.md b/CHANGELOG.md
index d4b94cf..105b8dc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 2.0.4
+* Fix support for 3.9+ #129
+
 ## 2.0.3
 * Fix typings for mypy for SearchSet
 
diff --git a/fhirpy/__init__.py b/fhirpy/__init__.py
index 26035cb..bf52f15 100644
--- a/fhirpy/__init__.py
+++ b/fhirpy/__init__.py
@@ -1,7 +1,7 @@
 from .lib import AsyncFHIRClient, SyncFHIRClient
 
 __title__ = "fhir-py"
-__version__ = "2.0.3"
+__version__ = "2.0.4"
 __author__ = "beda.software"
 __license__ = "None"
 __copyright__ = "Copyright 2024 beda.software"
diff --git a/fhirpy/base/searchset.py b/fhirpy/base/searchset.py
index 9f8f179..164c29c 100644
--- a/fhirpy/base/searchset.py
+++ b/fhirpy/base/searchset.py
@@ -2,9 +2,10 @@
 import datetime
 from abc import ABC, abstractmethod
 from collections import defaultdict
-from typing import Generic, Self, Union
+from typing import Generic, Union
 
 import pytz
+from typing_extensions import Self
 
 from fhirpy.base.client import TClient
 from fhirpy.base.exceptions import InvalidResponse