diff --git a/src/distro/distro.py b/src/distro/distro.py
index e33ee1b..16df0c6 100755
--- a/src/distro/distro.py
+++ b/src/distro/distro.py
@@ -1478,12 +1478,7 @@ def main() -> None:
     args = parser.parse_args()
 
     if args.root_dir:
-        dist = LinuxDistribution(
-            include_lsb=False,
-            include_uname=False,
-            include_oslevel=False,
-            root_dir=args.root_dir,
-        )
+        dist = LinuxDistribution(root_dir=args.root_dir)
     else:
         dist = _distro
 
diff --git a/tests/test_distro.py b/tests/test_distro.py
index 142aba5..7077dee 100644
--- a/tests/test_distro.py
+++ b/tests/test_distro.py
@@ -559,9 +559,6 @@ def setup_method(self, test_method: FunctionType) -> None:
         dist = test_method.__name__.split("_")[1]
         root_dir = os.path.join(DISTROS_DIR, dist)
         self.distro = distro.LinuxDistribution(
-            include_lsb=False,
-            include_uname=False,
-            include_oslevel=False,
             os_release_file="",
             distro_release_file="path-to-non-existing-file",
             root_dir=root_dir,