diff --git a/roles/backup/templates/backup.service b/roles/backup/templates/backup.service
index bbe05bc..2ff483d 100644
--- a/roles/backup/templates/backup.service
+++ b/roles/backup/templates/backup.service
@@ -8,7 +8,7 @@ StartLimitBurst=5
 
 [Service]
 Type=oneshot
-MemoryMax=256M
+MemoryMax=512M
 ExecStart=/opt/backup.sh
 Restart=on-failure
 RestartSec=5