diff --git a/services/backup-daemon/docker/granular/granular.py b/services/backup-daemon/docker/granular/granular.py
index 927845a2..10227380 100644
--- a/services/backup-daemon/docker/granular/granular.py
+++ b/services/backup-daemon/docker/granular/granular.py
@@ -153,7 +153,7 @@ def schedule_granular_backup(scheduler):
         backup_request = {'databases': databases, 'namespace': 'schedule'}
         compression_level = configs.compression_level()
         if compression_level is not None:
-            backup_request['compression_level'] = str(compression_level)
+            backup_request['compressionLevel'] = str(compression_level)
         items = cron_pattern.split(' ', 5)
         minute, hour, day, month, day_of_week = items[0], items[1], items[2], items[3], items[4]