diff --git a/defoam.md b/defoam.md
index 4845005d4..4f0cd278c 100644
--- a/defoam.md
+++ b/defoam.md
@@ -1,4 +1,5 @@
 - [[foam]] used to add autogenerated footnotes to each page for some kind of compatibility mode that never seemed to work for me:
 	- ![[Pasted image 20210509183857.png]]
 - to remove all such cruft from a [[digital garden]], you can use the following hacky one-liner.
+	- sed '#[//begin]#,#[/end]#
 - see also [[drop lines from pattern to pattern]]
\ No newline at end of file