diff --git a/antarest/core/filesystem_blueprint.py b/antarest/core/filesystem_blueprint.py
index 02652f2213..6fdaeb2e02 100644
--- a/antarest/core/filesystem_blueprint.py
+++ b/antarest/core/filesystem_blueprint.py
@@ -95,7 +95,7 @@ class MountPointDTO(
     message: str = Field("", description="A message describing the status of the mount point")
 
     @classmethod
-    async def from_path(cls, name: str, path: Path) -> "MountPointDTO":
+    def from_path(cls, name: str, path: Path) -> "MountPointDTO":
         obj = cls(name=name, path=path)
         try:
             obj.total_bytes, obj.used_bytes, obj.free_bytes = shutil.disk_usage(obj.path)
@@ -335,9 +335,7 @@ async def list_mount_points(fs: FilesystemName) -> t.Sequence[MountPointDTO]:
         """
 
         mount_dirs = _get_mount_dirs(fs)
-        tasks = [MountPointDTO.from_path(name, path) for name, path in mount_dirs.items()]
-        ws = await asyncio.gather(*tasks)
-        return ws
+        return [MountPointDTO.from_path(name, path) for name, path in mount_dirs.items()]
 
     @bp.get(
         "/{fs}/{mount}",
@@ -365,7 +363,7 @@ async def get_mount_point(fs: FilesystemName, mount: MountPointName) -> MountPoi
         """
 
         mount_dir = _get_mount_dir(fs, mount)
-        return await MountPointDTO.from_path(mount, mount_dir)
+        return MountPointDTO.from_path(mount, mount_dir)
 
     @bp.get(
         "/{fs}/{mount}/ls",
diff --git a/tests/integration/filesystem_blueprint/test_model.py b/tests/integration/filesystem_blueprint/test_model.py
index 2e4932dd9c..67f5518f1d 100644
--- a/tests/integration/filesystem_blueprint/test_model.py
+++ b/tests/integration/filesystem_blueprint/test_model.py
@@ -55,7 +55,7 @@ def test_init(self) -> None:
     def test_from_path__missing_file(self) -> None:
         name = "foo"
         path = Path("/path/to/workspaces/internal_studies")
-        dto = asyncio.run(MountPointDTO.from_path(name, path))
+        dto = MountPointDTO.from_path(name, path)
         assert dto.name == name
         assert dto.path == path
         assert dto.total_bytes == 0
@@ -65,7 +65,7 @@ def test_from_path__missing_file(self) -> None:
 
     def test_from_path__file(self, tmp_path: Path) -> None:
         name = "foo"
-        dto = asyncio.run(MountPointDTO.from_path(name, tmp_path))
+        dto = MountPointDTO.from_path(name, tmp_path)
         total_bytes, used_bytes, free_bytes = shutil.disk_usage(tmp_path)
         assert dto.name == name
         assert dto.path == tmp_path