diff --git a/journal/2023-12-08.md b/journal/2023-12-08.md
index 35b5312c0..0cb32324c 100644
--- a/journal/2023-12-08.md
+++ b/journal/2023-12-08.md
@@ -23,3 +23,4 @@
     - [[hedgedoc]]:
       - [x] fixed hedgedoc export by moving export script to https://github.com/hedgedoc/cli
       - nice to have it back!
+      - [[adversarial interoperability]]