diff --git a/py/defs/ext/size_from_presets.py b/py/defs/ext/size_from_presets.py
index af5b68a..e1aefed 100644
--- a/py/defs/ext/size_from_presets.py
+++ b/py/defs/ext/size_from_presets.py
@@ -1,3 +1,4 @@
+# https://github.com/nkchocoai/ComfyUI-SizeFromPresets/
 from ..meta import MetaField