diff --git a/tests/test_wfgenerator.py b/tests/test_wfgenerator.py
index <HASH>..<HASH> 100644
--- a/tests/test_wfgenerator.py
+++ b/tests/test_wfgenerator.py
@@ -9,4 +9,4 @@ class TestWFGenerator(object):
         return WorkflowGenerator()
 
     def test_steps_in_library(self, wf):
-        assert len(wf.steps_library) > 0
+        assert len(wf.steps_library.steps) > 0
Fix reference to new StepsLibrary object