diff --git a/tests/test_paths.py b/tests/test_paths.py
index edf4b0b36..4a816cfe3 100644
--- a/tests/test_paths.py
+++ b/tests/test_paths.py
@@ -42,7 +42,7 @@ def test_discrete(self):
             assert d.md5() == md5
 
             # copy should have saved the metadata
-            assert set(copied.metadata.keys) == set(d.metadata.keys())
+            assert set(copied.metadata.keys()) == set(d.metadata.keys())
             
             # file_name should be populated, and if we have a DXF file
             # the layer field should be populated with layer names
diff --git a/trimesh/version.py b/trimesh/version.py
index 8b1cd9a39..8e2d963d9 100644
--- a/trimesh/version.py
+++ b/trimesh/version.py
@@ -1 +1 @@
-__version__ = '2.35.8'
+__version__ = '2.35.9'