diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index e5508d13..dc9abbe8 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -20,6 +20,6 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-python@v3
         with:
-          python-version: "3.11"
+          python-version: "3.8"
       - run: pip install mypy==1.8.0
       - run:  mypy --install-types --non-interactive
\ No newline at end of file
diff --git a/ytmusicapi/ytmusic.py b/ytmusicapi/ytmusic.py
index 53d3f0fe..8f398cc0 100644
--- a/ytmusicapi/ytmusic.py
+++ b/ytmusicapi/ytmusic.py
@@ -5,7 +5,7 @@
 import time
 from contextlib import suppress
 from functools import partial
-from typing import Dict, Optional
+from typing import Dict, Optional, Union
 
 import requests
 from requests import Response
@@ -41,7 +41,7 @@
 class YTMusicBase:
     def __init__(
         self,
-        auth: Optional[str | Dict] = None,
+        auth: Optional[Union[str, Dict]] = None,
         user: Optional[str] = None,
         requests_session=True,
         proxies: Optional[Dict[str, str]] = None,