diff --git a/copernicusmarine/download_functions/subset_xarray.py b/copernicusmarine/download_functions/subset_xarray.py
index 42d6af05..74e0f04d 100644
--- a/copernicusmarine/download_functions/subset_xarray.py
+++ b/copernicusmarine/download_functions/subset_xarray.py
@@ -44,6 +44,8 @@
     "longitude": ["longitude", "nav_lon", "y", "lon"],
     "time": ["time_counter", "time"],
     "depth": ["depth", "deptht", "elevation"],
+    "x": ["x"],
+    "y": ["y"],
 }
 
 NETCDF_CONVENTION_VARIABLE_ATTRIBUTES = [
@@ -146,7 +148,7 @@ def _nearest_selection(
 
 def _dataset_custom_sel(
     dataset: xarray.Dataset,
-    coord_type: Literal["latitude", "longitude", "depth", "time"],
+    coord_type: Literal["latitude", "longitude", "depth", "time", "x", "y"],
     coord_selection: Union[float, slice, datetime, None],
     coordinates_selection_method: CoordinatesSelectionMethod,
 ) -> xarray.Dataset:
@@ -290,9 +292,12 @@ def _y_subset(
             if minimum_y == maximum_y
             else slice(minimum_y, maximum_y)
         )
-        dataset = dataset.sel(
-            {"y": y_selection}
-        )  # TODO: add the custom selection
+        return _dataset_custom_sel(
+            dataset,
+            "y",
+            y_selection,
+            coordinates_selection_method,
+        )
 
     return dataset
 
@@ -310,10 +315,12 @@ def _x_subset(
             if minimum_x == maximum_x
             else slice(minimum_x, maximum_x)
         )
-        dataset = dataset.sel(
-            {"x": x_selection}
-        )  # TODO: add the custom selection
-
+        return _dataset_custom_sel(
+            dataset,
+            "x",
+            x_selection,
+            coordinates_selection_method,
+        )
     return dataset
 
 
diff --git a/tests/test_originalGrid_datasets.py b/tests/test_originalGrid_datasets.py
index 07575e5d..8bfbf17b 100644
--- a/tests/test_originalGrid_datasets.py
+++ b/tests/test_originalGrid_datasets.py
@@ -12,9 +12,9 @@
     ["cmems_mod_arc_bgc_anfc_ecosmo_P1D-m", "2020"],
     ["cmems_mod_arc_bgc_anfc_ecosmo_P1M-m", "2020"],
     ["cmems_mod_arc_phy_anfc_6km_detided_PT1H-i", "2022"],
-    ["cmems_mod_arc_phy_anfc_6km_detided_PT6H-m", "2020"],
-    ["cmems_mod_arc_phy_anfc_6km_detided_P1D-m", "2020"],
-    ["cmems_mod_arc_phy_anfc_6km_detided_P1M-m", "2020"],
+    ["cmems_mod_arc_phy_anfc_6km_detided_PT6H-m", "2024"],
+    ["cmems_mod_arc_phy_anfc_6km_detided_P1D-m", "2024"],
+    ["cmems_mod_arc_phy_anfc_6km_detided_P1M-m", "2024"],
     # "cmems_mod_arc_phy_anfc_nextsim_P1M-m", "2020", # not yet available
     # "cmems_mod_arc_phy_anfc_nextsim_hm", # not yet available
     # "dataset-topaz6-arc-15min-3km-be", # not yet available
@@ -149,39 +149,38 @@ def test_originalGrid_works_when_time_and_depth_subsetting(self, tmp_path):
 
     def test_originalGrid_works_when_subsetting(self):
         for dataset_info in datasets_w_originalGrid:
-            dataset_name = dataset_info[0]
-            dataset_year = dataset_info[1]
-            command = [
-                "copernicusmarine",
-                "subset",
-                "-i",
-                dataset_name,
-                "--dataset-part",
-                "originalGrid",
-                "--maximum-x",
-                "8",
-                "--minimum-x",
-                "6",
-                "--maximum-y",
-                "10",
-                "--minimum-y",
-                "5",
-                "-t",
-                dataset_year,
-                "-T",
-                dataset_year,
-                "--dry-run",
-            ]
-            self.output = execute_in_terminal(command)
-            assert self.output.returncode == 0
-            returned_value = loads(self.output.stdout)
-            assert (
-                returned_value["coordinates_extent"][0]["coordinate_id"] == "y"
-            )
-            assert returned_value["coordinates_extent"][0]["maximum"] == 10
-            assert returned_value["coordinates_extent"][0]["minimum"] == 5
-            assert (
-                returned_value["coordinates_extent"][1]["coordinate_id"] == "x"
-            )
-            assert returned_value["coordinates_extent"][1]["maximum"] == 8
-            assert returned_value["coordinates_extent"][1]["minimum"] == 6
+            self.run_one_dataset(dataset_info)
+
+    def run_one_dataset(self, dataset_info):
+        dataset_name = dataset_info[0]
+        dataset_year = dataset_info[1]
+        command = [
+            "copernicusmarine",
+            "subset",
+            "-i",
+            dataset_name,
+            "--dataset-part",
+            "originalGrid",
+            "--maximum-x",
+            "8",
+            "--minimum-x",
+            "6",
+            "--maximum-y",
+            "10",
+            "--minimum-y",
+            "5",
+            "-t",
+            dataset_year,
+            "-T",
+            dataset_year,
+            "--dry-run",
+        ]
+        self.output = execute_in_terminal(command)
+        assert self.output.returncode == 0
+        returned_value = loads(self.output.stdout)
+        assert returned_value["coordinates_extent"][0]["coordinate_id"] == "y"
+        assert returned_value["coordinates_extent"][0]["maximum"] == 10
+        assert returned_value["coordinates_extent"][0]["minimum"] == 5
+        assert returned_value["coordinates_extent"][1]["coordinate_id"] == "x"
+        assert returned_value["coordinates_extent"][1]["maximum"] == 8
+        assert returned_value["coordinates_extent"][1]["minimum"] == 6