diff --git a/constellation/src/bin/rocks-restore-from-backup.rs b/constellation/src/bin/rocks-restore-from-backup.rs
index 5ae6765..0ad0583 100644
--- a/constellation/src/bin/rocks-restore-from-backup.rs
+++ b/constellation/src/bin/rocks-restore-from-backup.rs
@@ -59,6 +59,7 @@ fn main() -> Result<()> {
             args.endpoint,
             args.prefix,
             ?args.dest,
+            ?args.concurrency,
             backup = describe_backup(args.backup),
             mode = "eat-rocks object storage",
             "restoring rocksdb backup..."