diff --git a/undocumented_features/undocumented_note.md b/undocumented_features/undocumented_note.md
index a2517561..e87cb191 100644
--- a/undocumented_features/undocumented_note.md
+++ b/undocumented_features/undocumented_note.md
@@ -20,4 +20,5 @@ shape_taiwan: new `dt` parameter
 
 bijection_offset: new `epsilon` parameter
 
-path_extrude: new `method` parameter
\ No newline at end of file
+path_extrude: new `method` parameter
+along_with: new `method` parameter