diff --git a/.dockerignore b/.dockerignore
index 71d46bb..977afa2 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -19,6 +19,9 @@ remote-db/
 
 # admin / dev-only scripts (run locally, not in prod containers)
 scripts/
+# Backfill needs to run inside the api/jetstream container so it can read
+# the shared SQLite volume; ship it in the image.
+!scripts/backfill-opensearch.ts
 
 # logs and caches
 *.log