diff --git a/journal/2022-09-15.md b/journal/2022-09-15.md
index 6a058d826..13a2157a4 100644
--- a/journal/2022-09-15.md
+++ b/journal/2022-09-15.md
@@ -1,3 +1,4 @@
 - [[worked]] 2h or so, it was fine.
 - [[cannabis]] is a [[heart opener]]
 - [[mycorrhiza]]
+- [[2d barcodes]]