diff --git a/tests/test_routing.py b/tests/test_routing.py
index 533f0b29..9bf4e849 100644
--- a/tests/test_routing.py
+++ b/tests/test_routing.py
@@ -23,7 +23,7 @@ def setUp(self):
 
     def tearDown(self):
         """Clean up remaining files."""
-        # shutil.rmtree(self.workspace_dir)
+        shutil.rmtree(self.workspace_dir)
 
     def test_pit_filling(self):
         """PGP.routing: test pitfilling."""