diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 544d049..af6c27e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest] # does not work with windows-latest
-        python-version: ["3.12", "3.13"]
+        python-version: ["3.8", "3.13"]
 
     steps:
       - uses: actions/checkout@v4
diff --git a/actions/__init__.py b/actions/__init__.py
index d7563d3..adbaf5c 100644
--- a/actions/__init__.py
+++ b/actions/__init__.py
@@ -22,4 +22,4 @@
 #     ├── test_summarize_pr.py
 #     └── ...
 
-__version__ = "0.0.84"
+__version__ = "0.0.85"
diff --git a/actions/utils/github_utils.py b/actions/utils/github_utils.py
index 47b8971..e3e0296 100644
--- a/actions/utils/github_utils.py
+++ b/actions/utils/github_utils.py
@@ -3,6 +3,7 @@
 import json
 import os
 from pathlib import Path
+from typing import Union
 
 import requests
 
@@ -95,7 +96,7 @@ class Action:
         """Checks if the repository is public using event data or GitHub API if needed."""
         return self.event_data.get("repository", {}).get("private")
 
-    def get_username(self) -> str | None:
+    def get_username(self) -> Union[str, None]:
         """Gets username associated with the GitHub token."""
         response = self.post(GITHUB_GRAPHQL_URL, json={"query": "query { viewer { login } }"})
         if response.status_code == 200:
diff --git a/tests/test_github_utils.py b/tests/test_github_utils.py
index 7bd7648..9448e0e 100644
--- a/tests/test_github_utils.py
+++ b/tests/test_github_utils.py
@@ -1,10 +1,30 @@
 # Ultralytics 🚀 AGPL-3.0 License - https://ultralytics.com/license
 
+import sys
 from unittest.mock import MagicMock, patch
 
+import pytest
+
 from actions.utils import Action, check_pypi_version, ultralytics_actions_info
 
 
+@pytest.mark.skipif(sys.version_info < (3, 11), reason="tomllib requires Python 3.11+")
+def test_check_pypi_version():
+    """Test check_pypi_version function."""
+    with patch("tomllib.load", return_value={"project": {"name": "test-package", "version": "1.0.0"}}):
+        with patch("requests.get") as mock_get:
+            mock_response = MagicMock()
+            mock_response.status_code = 200
+            mock_response.json.return_value = {"info": {"version": "0.9.0"}}
+            mock_get.return_value = mock_response
+
+            local_version, online_version, publish = check_pypi_version()
+
+            assert local_version == "1.0.0"
+            assert online_version == "0.9.0"
+            assert publish is True
+
+
 def test_action_init():
     """Test Action class initialization with default values."""
     with patch.dict("os.environ", {"GITHUB_TOKEN": "test-token", "GITHUB_EVENT_NAME": "push"}):
@@ -41,22 +61,6 @@ def test_load_event_data():
             assert data == {"test": "data"}
 
 
-def test_check_pypi_version():
-    """Test check_pypi_version function."""
-    with patch("tomllib.load", return_value={"project": {"name": "test-package", "version": "1.0.0"}}):
-        with patch("requests.get") as mock_get:
-            mock_response = MagicMock()
-            mock_response.status_code = 200
-            mock_response.json.return_value = {"info": {"version": "0.9.0"}}
-            mock_get.return_value = mock_response
-
-            local_version, online_version, publish = check_pypi_version()
-
-            assert local_version == "1.0.0"
-            assert online_version == "0.9.0"
-            assert publish is True
-
-
 def test_ultralytics_actions_info():
     """Test ultralytics_actions_info function."""
     with patch("actions.utils.github_utils.Action.print_info") as mock_print_info: