diff --git a/murano/engine/mock_context_manager.py b/murano/engine/mock_context_manager.py
index 9db18424..08e7d344 100644
--- a/murano/engine/mock_context_manager.py
+++ b/murano/engine/mock_context_manager.py
@@ -145,6 +145,8 @@ def inject_method_with_yaql_expr(context, target, target_method, expr):
     def payload_adapter(__super, __context, __sender, *args, **kwargs):
         new_context = context.create_child_context()
         new_context[constants.CTX_ORIGINAL_CONTEXT] = __context
+        new_context.register_function(lambda: __super(*args, **kwargs),
+                                      name='originalMethod')
         return expr(new_context, __sender, *args, **kwargs)
 
     result_fd.payload = payload_adapter
diff --git a/murano/tests/unit/engine/test_mock_context_manager.py b/murano/tests/unit/engine/test_mock_context_manager.py
index a8b530b8..61952e27 100644
--- a/murano/tests/unit/engine/test_mock_context_manager.py
+++ b/murano/tests/unit/engine/test_mock_context_manager.py
@@ -127,3 +127,7 @@ class TestMockYaqlFunctions(test_case.DslTestCase):
     def test_with_original(self):
         self.runner.testWithoriginal()
         self.assertEqual(['DEFAULT'], self.traces)
+
+    def test_original_method(self):
+        self.runner.testOriginalMethod()
+        self.assertEqual(['method1'], self.traces)