diff --git a/bundles/backup-server/files/check_backup_for_node b/bundles/backup-server/files/check_backup_for_node
index e983f14..187d5d4 100644
--- a/bundles/backup-server/files/check_backup_for_node
+++ b/bundles/backup-server/files/check_backup_for_node
@@ -42,9 +42,12 @@ try:
         datetime.fromtimestamp(last_snap).strftime('%Y-%m-%d %H:%M:%S'),
     ))
 
-    if delta > (DAY_SECONDS * 2):
+    # One day without backups is still okay. There may be fluctuations
+    # because of transfer speed, amount of data, changes in backup
+    # schedule etc.
+    if delta > (DAY_SECONDS * 3):
         exit(2)
-    elif delta > DAY_SECONDS:
+    elif delta > (DAY_SECONDS * 2):
         exit(1)
     else:
         exit(0)