diff --git a/selfprivacy_api/backup/tasks.py b/selfprivacy_api/backup/tasks.py
index f0422ca..5b36252 100644
--- a/selfprivacy_api/backup/tasks.py
+++ b/selfprivacy_api/backup/tasks.py
@@ -16,6 +16,8 @@ from selfprivacy_api.backup import Backups
 from selfprivacy_api.jobs import Jobs, JobStatus, Job
 
 
+SNAPSHOT_CACHE_TTL_HOURS = 6
+
 SNAPSHOT_CACHE_TTL_HOURS = 6