diff --git a/comfy/comfy_types/node_typing.py b/comfy/comfy_types/node_typing.py
index 2f61823e6..4ceeb3468 100644
--- a/comfy/comfy_types/node_typing.py
+++ b/comfy/comfy_types/node_typing.py
@@ -122,6 +122,7 @@ class InputTypeOptions(TypedDict):
     """
     widgetType: NotRequired[str]
     """Specifies a type to be used for widget initialization if different from the input type.
+    Available from frontend v1.18.0
     https://github.com/Comfy-Org/ComfyUI_frontend/pull/3550"""
     # class InputTypeNumber(InputTypeOptions):
     # default: float | int