diff --git a/future-plans.md b/future-plans.md
index 3ece3e6..3517b89 100644
--- a/future-plans.md
+++ b/future-plans.md
@@ -214,6 +214,14 @@ This allows a simple deployment workflow: rsync the `data/` directory from the
 private instance to a public server running in read-only mode. No database sync,
 no separate export step.
 
+## Editor
+
+### Use CodeMirror 6 for JavaScript input fields
+Any field that accepts JavaScript (name formatter templates, future custom search
+views, field parsers, etc.) should use a CodeMirror 6 editor instead of a plain
+`<textarea>`. Gives syntax highlighting, bracket matching, and a proper editing
+experience for JS snippets.
+
 ## Search & views
 
 ### Custom search views