diff --git a/docs/features/search/search-engines.md b/docs/features/search/search-engines.md
index ccd8268dbe..68df3f0944 100644
--- a/docs/features/search/search-engines.md
+++ b/docs/features/search/search-engines.md
@@ -34,6 +34,11 @@ const searchEngine = new LunrSearchEngine({ logger: env.logger });
 const indexBuilder = new IndexBuilder({ logger: env.logger, searchEngine });
 ```
 
+> Note: Lunr is appropriate as a zero-config search engine when developing
+> other parts of Backstage locally, however its use is highly discouraged when
+> running Backstage in production. When deploying Backstage, use one of the
+> other search engines instead.
+
 ## Postgres
 
 The Postgres based search engine only requires that postgres being configured as