diff --git a/.github/workflows/pymi-cd.yml b/.github/workflows/pymi-cd.yml
index 8aa443e..a86a46c 100644
--- a/.github/workflows/pymi-cd.yml
+++ b/.github/workflows/pymi-cd.yml
@@ -9,7 +9,7 @@ jobs:
     strategy:
       max-parallel: 100
       matrix:
-        python-version: ["3.10", "3.11", "3.12"]
+        python-version: ["3.10", "3.11"]
 
     steps:
     - uses: actions/checkout@v4
@@ -24,9 +24,9 @@ jobs:
         pip install -r requirements.txt || exit /b
         pip install nose testtools wheel || exit /b
         pip install . || exit /b
-        nosetests wmi || exit /b
+        python -m unittest discover || exit /b
         python setup.py bdist_wheel || exit /b
-    - uses: actions/upload-artifact@v4
+    - uses: actions/upload-artifact@v3
       with:
         name: pymi_wheel_py${{ matrix.python-version }}
         path: 'dist'
diff --git a/wmi/tests/functional/test_basic_ops.py b/wmi/tests/functional/test_basic_ops.py
index ae24809..c87e574 100644
--- a/wmi/tests/functional/test_basic_ops.py
+++ b/wmi/tests/functional/test_basic_ops.py
@@ -13,7 +13,6 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import os
 import time
 
 import wmi
@@ -47,12 +46,17 @@ def test_invoke_method(self, temp_file_path):
         self.assertEqual(content, actual_content)
 
     def test_associators(self):
-        logical_disk = self._conn_cimv2.Win32_LogicalDisk()[0]
-        root_dir = logical_disk.associators(
-            wmi_association_class="Win32_LogicalDiskRootDirectory")[0]
-
-        self.assertEqual(logical_disk.Name.lower(),
-                         root_dir.Name.lower().strip('\\'))
+        logical_disks = self._conn_cimv2.Win32_LogicalDisk()
+        found_associators = False
+        for logical_disk in logical_disks:
+            root_dirs = logical_disk.associators(
+                wmi_association_class="Win32_LogicalDiskRootDirectory")
+            if len(root_dirs) == 1:
+                found_associators = True
+                root_dir = root_dirs[0]
+                self.assertEqual(logical_disk.Name.lower(),
+                                 root_dir.Name.lower().strip('\\'))
+        self.assertTrue(found_associators)
 
     def test_new_conn_invalid_creds(self):
         err_code = None
diff --git a/wmi/tests/functional/test_timeouts.py b/wmi/tests/functional/test_timeouts.py
index 5929a96..b212717 100644
--- a/wmi/tests/functional/test_timeouts.py
+++ b/wmi/tests/functional/test_timeouts.py
@@ -15,6 +15,7 @@
 
 import os
 import time
+import unittest
 
 import wmi
 from wmi.tests.functional import test_base
@@ -31,6 +32,8 @@ def _check_op_timeout(self, f, *args, **kwargs):
                           operation_options={'operation_timeout': 0.001},
                           **kwargs)
 
+    @unittest.skipIf(os.getenv("GITHUB_ACTIONS") == "true",
+                     "Skipping on GitHub actions")
     def test_query(self):
         self._check_op_timeout(self._conn_cimv2.Win32_Process)