diff --git a/SpiffWorkflow/bpmn/DMNPythonScriptEngine.py b/SpiffWorkflow/bpmn/DMNPythonScriptEngine.py
index <HASH>..<HASH> 100644
--- a/SpiffWorkflow/bpmn/DMNPythonScriptEngine.py
+++ b/SpiffWorkflow/bpmn/DMNPythonScriptEngine.py
@@ -33,7 +33,7 @@ class DMNPythonScriptEngine(PythonScriptEngine):
     will play nice with the existing FeelLikeScriptEngine
     """
     def __init__(self):
-        pass
+        super().__init__()
 
     def eval_dmn_expression(self, inputExpr, matchExpr, **kwargs):
         """
diff --git a/SpiffWorkflow/bpmn/FeelLikeScriptEngine.py b/SpiffWorkflow/bpmn/FeelLikeScriptEngine.py
index <HASH>..<HASH> 100644
--- a/SpiffWorkflow/bpmn/FeelLikeScriptEngine.py
+++ b/SpiffWorkflow/bpmn/FeelLikeScriptEngine.py
@@ -278,7 +278,7 @@ class FeelLikeScriptEngine(PythonScriptEngine):
     expressions in a mini-language of your own.
     """
     def __init__(self):
-        pass
+        super().__init__()
 
     def patch_expression(self,invalid_python,lhs=''):
         if invalid_python is None:
Fixing a slight bug in the script engines.