diff --git a/src/backend/langflow/template/frontend_node/agents.py b/src/backend/langflow/template/frontend_node/agents.py
index b988cbe20..5cae6a346 100644
--- a/src/backend/langflow/template/frontend_node/agents.py
+++ b/src/backend/langflow/template/frontend_node/agents.py
@@ -15,7 +15,7 @@ NON_CHAT_AGENTS = {
 
 class AgentFrontendNode(FrontendNode):
     @staticmethod
-    def format_field(field: TemplateField, name: str | None = None) -> None:
+    def format_field(field: TemplateField, name: Optional[str] = None) -> None:
         if field.name in ["suffix", "prefix"]:
             field.show = True
         if field.name == "Tools" and name == "ZeroShotAgent":