diff --git a/aidge_core/unit_tests/test_operator_binding.py b/aidge_core/unit_tests/test_operator_binding.py
index 825ca6100382116443699a00bcff27b9bbca028a..874e1a005a60aa567c7c0a5b470e5f36aa83291f 100644
--- a/aidge_core/unit_tests/test_operator_binding.py
+++ b/aidge_core/unit_tests/test_operator_binding.py
@@ -120,7 +120,7 @@ class test_operator_binding(unittest.TestCase):
         generic_op = generic_node.get_operator()
         customImpl = PythonCustomImpl(generic_op)
 
-        generic_op.forward() # Do nothing, no implementation set
+        #generic_op.forward() # Throw an error, no implementation set
         generic_op.set_impl(customImpl)
         generic_op.forward() # Increment idx
         self.assertEqual(customImpl.idx, 1)