diff --git a/src/spikeinterface/sorters/tests/test_runsorter.py b/src/spikeinterface/sorters/tests/test_runsorter.py
index df7389e844..f55736f8c3 100644
--- a/src/spikeinterface/sorters/tests/test_runsorter.py
+++ b/src/spikeinterface/sorters/tests/test_runsorter.py
@@ -10,25 +10,28 @@
 
 ON_GITHUB = bool(os.getenv("GITHUB_ACTIONS"))
 
+#
+# if hasattr(pytest, "global_test_folder"):
+#     cache_folder = pytest.global_test_folder / "sorters"
+# else:
+#     cache_folder = Path("cache_folder") / "sorters"
+#
+# rec_folder = cache_folder / "recording"
 
-if hasattr(pytest, "global_test_folder"):
-    cache_folder = pytest.global_test_folder / "sorters"
-else:
-    cache_folder = Path("cache_folder") / "sorters"
-
-rec_folder = cache_folder / "recording"
-
-
-def setup_module():
+import pytest
+@pytest.fixture(scope='function')
+def setup_module(tmp_path):
+    rec_folder = tmp_path / "recording"
     if rec_folder.exists():
         shutil.rmtree(rec_folder)
     recording, sorting_gt = generate_ground_truth_recording(num_channels=8, durations=[10.0], seed=2205)
     recording = recording.save(folder=rec_folder)
+    yield [tmp_path, rec_folder]
 
-
-def test_run_sorter_local():
+def test_run_sorter_local(setup_module):
     # local_path = download_dataset(remote_path="mearec/mearec_test_10s.h5")
     # recording, sorting_true = read_mearec(local_path)
+    tmp_path, rec_folder = setup_module
     recording = load_extractor(rec_folder)
 
     sorter_params = {"detect_threshold": 4.9}
@@ -36,7 +39,7 @@ def test_run_sorter_local():
     sorting = run_sorter(
         "tridesclous",
         recording,
-        output_folder=cache_folder / "sorting_tdc_local",
+        output_folder=tmp_path / "sorting_tdc_local",
         remove_existing_folder=True,
         delete_output_folder=False,
         verbose=True,
@@ -48,9 +51,10 @@ def test_run_sorter_local():
 
 
 @pytest.mark.skipif(ON_GITHUB, reason="Docker tests don't run on github: test locally")
-def test_run_sorter_docker():
+def test_run_sorter_docker(setup_module):
     # mearec_filename = download_dataset(remote_path="mearec/mearec_test_10s.h5", unlock=True)
     # recording, sorting_true = read_mearec(mearec_filename)
+    tmp_path, rec_folder = setup_module
 
     recording = load_extractor(rec_folder)
 
@@ -60,7 +64,7 @@ def test_run_sorter_docker():
 
     for installation_mode in ("dev", "pypi", "github"):
         print(f"\nTest with installation_mode {installation_mode}")
-        output_folder = cache_folder / f"sorting_tdc_docker_{installation_mode}"
+        output_folder = tmp_path / f"sorting_tdc_docker_{installation_mode}"
 
         sorting = run_sorter(
             "tridesclous",
@@ -82,9 +86,10 @@ def test_run_sorter_docker():
 
 
 @pytest.mark.skipif(ON_GITHUB, reason="Singularity tests don't run on github: test it locally")
-def test_run_sorter_singularity():
+def test_run_sorter_singularity(setup_module):
     # mearec_filename = download_dataset(remote_path="mearec/mearec_test_10s.h5", unlock=True)
     # recording, sorting_true = read_mearec(mearec_filename)
+    tmp_path, rec_folder = setup_module
 
     # use an output folder outside of the package. otherwise dev mode will not work
     singularity_cache_folder = Path(si.__file__).parents[3] / "sandbox"