diff --git a/libs/agentc_core/agentc_core/tool/generate/generator.py b/libs/agentc_core/agentc_core/tool/generate/generator.py
index 78c0ddc2..b71d27f2 100644
--- a/libs/agentc_core/agentc_core/tool/generate/generator.py
+++ b/libs/agentc_core/agentc_core/tool/generate/generator.py
@@ -73,7 +73,7 @@ def generate(self) -> typing.Iterable[str]:
                 model_type=self.target_model_type,
             )
             if self.record_descriptor.output is not None
-            else GeneratedCode(generated_code="", is_list_valued=False, type_name="dict")
+            else GeneratedCode(generated_code="", is_list_valued=True, type_name="dict")
         )
 
         # Instantiate our template.