diff --git a/tests/test_command_line_interface.py b/tests/test_command_line_interface.py
index 6ff11213..17b3cb95 100644
--- a/tests/test_command_line_interface.py
+++ b/tests/test_command_line_interface.py
@@ -28,8 +28,6 @@
 
 logger = logging.getLogger()
 
-DOWNLOAD_TEST_FOLDER = "tests/downloads"
-
 
 def get_all_files_in_folder_tree(folder: str) -> list[str]:
     downloaded_files = []
diff --git a/tests/test_command_line_interface_nearest_layer_subset.py b/tests/test_command_line_interface_nearest_layer_subset.py
index 65fcd035..8207a008 100644
--- a/tests/test_command_line_interface_nearest_layer_subset.py
+++ b/tests/test_command_line_interface_nearest_layer_subset.py
@@ -4,11 +4,6 @@
 import numpy
 import xarray
 
-from tests.test_command_line_interface import DOWNLOAD_TEST_FOLDER
-
-DOWNLOAD_TEST_FOLDER_NEAREST_LAYERS_SUBSET = pathlib.Path(
-    DOWNLOAD_TEST_FOLDER, "nearest_layer_subset"
-)
 SUBSET_NEAREST_LAYER_OPTIONS = {
     "dataset_id": "cmems_mod_glo_phy-thetao_anfc_0.083deg_P1D-m",
     "requested_depth": 11.7,
diff --git a/tests/test_get_sync.py b/tests/test_get_sync.py
index f0d70fa3..064d4569 100644
--- a/tests/test_get_sync.py
+++ b/tests/test_get_sync.py
@@ -4,18 +4,23 @@
 
 
 class TestGetSync:
-    def test_get_sync(self):
-        self.when_I_get_some_native_files_with_sync()
-        self.then_same_command_should_not_download()
-        self.when_I_delete_one_file()
-        self.then_same_command_with_sync_should_download_only_one_file()
+    def test_get_sync(self, tmp_path):
+        self.when_I_get_some_native_files_with_sync(tmp_path)
+        self.then_same_command_should_not_download(tmp_path)
+        self.when_I_delete_one_file(tmp_path)
+        self.then_same_command_with_sync_should_download_only_one_file(
+            tmp_path
+        )
+
+    def test_get_sync_delete(self, tmp_path):
 
-    def test_get_sync_delete(self):
-        self.when_I_get_some_native_files_with_sync()
-        self.when_I_add_a_file_locally()
-        self.then_command_sync_delete_should_propose_to_delete_it_and_delete_it()
+        self.when_I_get_some_native_files_with_sync(tmp_path)
+        self.when_I_add_a_file_locally(tmp_path)
+        self.then_command_sync_delete_should_propose_to_delete_it_and_delete_it(
+            tmp_path
+        )
 
-    def test_get_sync_not_working_with_datasets_with_parts(self):
+    def test_get_sync_not_working_with_datasets_with_parts(self, tmp_path):
         self.command = self.command = [
             "copernicusmarine",
             "get",
@@ -26,7 +31,7 @@ def test_get_sync_not_working_with_datasets_with_parts(self):
             "202311",
             "--force-download",
             "-o",
-            "tests/downloads",
+            f"{tmp_path}",
         ]
         self.output = execute_in_terminal(self.command)
         assert (
@@ -48,7 +53,7 @@ def test_get_sync_needs_version(self):
             in self.output.stdout
         )
 
-    def when_I_get_some_native_files_with_sync(self):
+    def when_I_get_some_native_files_with_sync(self, tmp_path):
         self.command = [
             "copernicusmarine",
             "get",
@@ -61,11 +66,11 @@ def when_I_get_some_native_files_with_sync(self):
             "202105",
             "--force-download",
             "-o",
-            "tests/downloads",
+            f"{tmp_path}",
         ]
         self.output = execute_in_terminal(self.command)
 
-    def then_same_command_should_not_download(self):
+    def then_same_command_should_not_download(self, tmp_path):
         self.command = [
             "copernicusmarine",
             "get",
@@ -77,22 +82,24 @@ def then_same_command_should_not_download(self):
             "--dataset-version",
             "202105",
             "-o",
-            "tests/downloads",
+            f"{tmp_path}",
         ]
         self.output = execute_in_terminal(self.command)
         assert b"No data to download" in self.output.stdout
 
-    def when_I_delete_one_file(self):
+    def when_I_delete_one_file(self, tmp_path):
         self.command = [
             "rm",
-            "tests/downloads/ARCTIC_MULTIYEAR_BGC_002_005"
+            f"{tmp_path}/ARCTIC_MULTIYEAR_BGC_002_005"
             "/cmems_mod_arc_bgc_my_ecosmo_P1D-m_202105"
             "/2007/01/"
             "20070110_dm-25km-NERSC-MODEL-ECOSMO-ARC-RAN-fv2.0.nc",
         ]
         self.output = execute_in_terminal(self.command)
 
-    def then_same_command_with_sync_should_download_only_one_file(self):
+    def then_same_command_with_sync_should_download_only_one_file(
+        self, tmp_path
+    ):
         self.command = [
             "copernicusmarine",
             "get",
@@ -104,7 +111,7 @@ def then_same_command_with_sync_should_download_only_one_file(self):
             "--dataset-version",
             "202105",
             "-o",
-            "tests/downloads",
+            f"{tmp_path}",
         ]
         self.output = execute_in_terminal(self.command)
         assert (
@@ -122,10 +129,10 @@ def then_same_command_with_sync_should_download_only_one_file(self):
             not in self.output.stdout
         )
 
-    def when_I_add_a_file_locally(self):
+    def when_I_add_a_file_locally(self, tmp_path):
         self.command = [
             "touch",
-            "tests/downloads/ARCTIC_MULTIYEAR_BGC_002_005"
+            f"{tmp_path}/ARCTIC_MULTIYEAR_BGC_002_005"
             "/cmems_mod_arc_bgc_my_ecosmo_P1D-m_202105"
             "/2007/01/"
             "20070120_dm-25km-NERSC-MODEL-ECOSMO-ARC-RAN-fv2.0.nc",
@@ -133,7 +140,7 @@ def when_I_add_a_file_locally(self):
         self.output = execute_in_terminal(self.command)
 
     def then_command_sync_delete_should_propose_to_delete_it_and_delete_it(
-        self,
+        self, tmp_path
     ):
         self.command = [
             "copernicusmarine",
@@ -147,7 +154,7 @@ def then_command_sync_delete_should_propose_to_delete_it_and_delete_it(
             "202105",
             "--force-download",
             "-o",
-            "tests/downloads",
+            f"{tmp_path}",
         ]
         self.output = execute_in_terminal(self.command)
         assert (
@@ -155,7 +162,7 @@ def then_command_sync_delete_should_propose_to_delete_it_and_delete_it(
             in self.output.stdout
         )
         assert (
-            b"tests/downloads/ARCTIC_MULTIYEAR_BGC_002_005"
+            f"{tmp_path}".encode() + b"/ARCTIC_MULTIYEAR_BGC_002_005"
             b"/cmems_mod_arc_bgc_my_ecosmo_P1D-m_202105"
             b"/2007/01/"
             b"20070120_dm-25km-NERSC-MODEL-ECOSMO-ARC-RAN-fv2.0.nc"
@@ -163,7 +170,7 @@ def then_command_sync_delete_should_propose_to_delete_it_and_delete_it(
         )
         assert (
             os.path.isfile(
-                "tests/downloads/ARCTIC_MULTIYEAR_BGC_002_005"
+                f"{tmp_path}/ARCTIC_MULTIYEAR_BGC_002_005"
                 "/cmems_mod_arc_bgc_my_ecosmo_P1D-m_202105"
                 "/2007/01/"
                 "20070120_dm-25km-NERSC-MODEL-ECOSMO-ARC-RAN-fv2.0.nc"
diff --git a/tests/test_overwrite_output_data.py b/tests/test_overwrite_output_data.py
index 5eca7175..b8b40eb9 100644
--- a/tests/test_overwrite_output_data.py
+++ b/tests/test_overwrite_output_data.py
@@ -208,14 +208,16 @@ def request_data_download(
 
         assert output.returncode == 0, output.stdout
 
-    def test_that_overwrite_option_does_not_create_subdirectory(self):
+    def test_that_overwrite_option_does_not_create_subdirectory(
+        self, tmp_path
+    ):
         """Unit test that verify that sub-directory is not created if data is
         overwritten and provided filepath is relative.
 
         JIRA ticket IOD-623 (https://mercator-ocean.atlassian.net/browse/IOD-623)
         """
         relative_folder = pathlib.Path(
-            "tests/downloads/test_that_overwrite_option_does_not_create_subdirectory"
+            f"{tmp_path}/test_that_overwrite_option_does_not_create_subdirectory"
         )  # noqa
         pathlib.Path.mkdir(relative_folder, parents=True, exist_ok=True)
         filename = "test_file"
diff --git a/tests/test_python_interface.py b/tests/test_python_interface.py
index 0faca349..9768b996 100644
--- a/tests/test_python_interface.py
+++ b/tests/test_python_interface.py
@@ -210,7 +210,7 @@ def test_subset_modify_attr_for_depth(self):
         assert dataset.depth.attrs["standard_name"] == "depth"
         assert dataset.depth.attrs["long_name"] == "Depth"
 
-    def test_subset_keeps_fillvalue_empty(self):
+    def test_subset_keeps_fillvalue_empty(self, tmp_path):
         subset(
             dataset_id="cmems_mod_glo_phy-thetao_anfc_0.083deg_P1D-m",
             dataset_version="202211",
@@ -224,10 +224,14 @@ def test_subset_keeps_fillvalue_empty(self):
             minimum_depth=0,
             maximum_depth=1,
             force_download=True,
+            output_directory=tmp_path,
             output_filename="netcdf_fillval.nc",
             overwrite_output_data=True,
         )
-        subsetdata = xarray.open_dataset("netcdf_fillval.nc", decode_cf=False)
+
+        subsetdata = xarray.open_dataset(
+            f"{tmp_path}/netcdf_fillval.nc", decode_cf=False
+        )
         assert "_FillValue" not in subsetdata.longitude.attrs
         assert "_FillValue" not in subsetdata.time.attrs
         assert "_FillValue" not in subsetdata.latitude.attrs
@@ -236,7 +240,7 @@ def test_subset_keeps_fillvalue_empty(self):
         assert subsetdata.time.attrs["calendar"] == "gregorian"
         assert subsetdata.time.attrs["units"] == "hours since 1950-01-01"
 
-    def test_subset_keeps_fillvalue_empty_w_compression(self):
+    def test_subset_keeps_fillvalue_empty_w_compression(self, tmp_path):
         subset(
             dataset_id="cmems_mod_glo_phy-thetao_anfc_0.083deg_P1D-m",
             dataset_version="202211",
@@ -250,13 +254,14 @@ def test_subset_keeps_fillvalue_empty_w_compression(self):
             minimum_depth=0,
             maximum_depth=1,
             force_download=True,
+            output_directory=tmp_path,
             output_filename="netcdf_fillval_compressed.nc",
             netcdf_compression_enabled=True,
             overwrite_output_data=True,
         )
 
         subsetdata = xarray.open_dataset(
-            "netcdf_fillval_compressed.nc", decode_cf=False
+            f"{tmp_path}/netcdf_fillval_compressed.nc", decode_cf=False
         )
         assert "_FillValue" not in subsetdata.longitude.attrs
         assert "_FillValue" not in subsetdata.time.attrs