diff --git a/taskflow/tests/test_examples.py b/taskflow/tests/test_examples.py
index c9b95b42..3fc0cc72 100644
--- a/taskflow/tests/test_examples.py
+++ b/taskflow/tests/test_examples.py
@@ -112,7 +112,7 @@ ExamplesTestCase.update()
 
 def make_output_files():
     """Generate output files for all examples"""
-    for name in list_examples(False):
+    for name in list_examples():
         output = run_example(name)
         with open(expected_output_path(name), 'w') as f:
             f.write(output)