diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 30d53f9..66d36bb 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -21,10 +21,10 @@ jobs:
       with:
         fetch-depth: 0
 
-    - name: Set up Python 3.14
+    - name: Set up Python 3.15
       uses: actions/setup-python@v6
       with:
-        python-version: '3.14'
+        python-version: '3.15'
 
     - name: Upgrade pip and nox
       run: |
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 692ba39..254c69e 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -21,7 +21,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        pyv: ['3.9', '3.10', '3.11', '3.12', '3.13', '3.14']
+        pyv: ['3.9', '3.10', '3.11', '3.12', '3.13', '3.14', '3.15']
 
     steps:
     - name: Check out the repository
diff --git a/pyproject.toml b/pyproject.toml
index e4912b3..46d0e7e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,6 +19,7 @@ classifiers = [
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
     "Programming Language :: Python :: 3.14",
+    "Programming Language :: Python :: 3.15",
     "Development Status :: 4 - Beta",
 ]
 requires-python = ">=3.9"
@@ -39,7 +40,7 @@ tests = [
     "pytest-cov>=4.1.0",
     "pytest-mock",
     "pytest-benchmark",
-    "pytest-asyncio>=0.23.2,<2",
+    "pytest-asyncio>=0.24,<2",
     "reflink",
 ]
 dev = [
@@ -56,6 +57,7 @@ dvc_objects = ["py.typed"]
 
 [tool.pytest.ini_options]
 addopts = "-ra -Werror --benchmark-skip"
+asyncio_default_fixture_loop_scope = "function"
 
 [tool.coverage.run]
 branch = true
diff --git a/src/dvc_objects/fs/base.py b/src/dvc_objects/fs/base.py
index 0fe15ba..29e1b56 100644
--- a/src/dvc_objects/fs/base.py
+++ b/src/dvc_objects/fs/base.py
@@ -5,7 +5,7 @@
 import os
 import posixpath
 import shutil
-from collections.abc import Iterable, Iterator, Sequence
+from collections.abc import Iterable, Iterator
 from functools import partial
 from multiprocessing import cpu_count
 from typing import (
@@ -133,10 +133,6 @@ def abspath(self, path: str) -> str:
             path = self.join(self.getcwd(), path)
         return self.normpath(path)
 
-    @classmethod
-    def commonprefix(cls, paths: Sequence[str]) -> str:
-        return cls.flavour.commonprefix(paths)
-
     @classmethod
     def commonpath(cls, paths: Iterable[str]) -> str:
         return cls.flavour.commonpath(list(paths))
diff --git a/src/dvc_objects/fs/utils.py b/src/dvc_objects/fs/utils.py
index f7e0e1f..e8166d3 100644
--- a/src/dvc_objects/fs/utils.py
+++ b/src/dvc_objects/fs/utils.py
@@ -53,7 +53,10 @@ def resolve_network_drive_windows(path_to_resolve):
 
         path = resolve_network_drive_windows(os.path.abspath(path))
         start = resolve_network_drive_windows(start)
-        if not os.path.commonprefix([start, path]):
+        try:
+            os.path.commonpath([start, path])
+        except ValueError:
+            # paths are on different drives
             return path
     return os.path.relpath(path, start)