diff --git a/csd3-side/scripts/lsst-backup.py b/csd3-side/scripts/lsst-backup.py
index 1533f81..d201dcc 100644
--- a/csd3-side/scripts/lsst-backup.py
+++ b/csd3-side/scripts/lsst-backup.py
@@ -1072,6 +1072,8 @@ def process_files(s3_host, access_key, secret_key, bucket_name, current_objects,
                                     failed.append(f_tuple)
                             elif 'finished' in f.status:
                                 del f
+                print('Rebalancing memory.', flush=True)
+                client.rebalance()
 
 
             zul_futures.append(client.submit(