diff --git a/common/global/backup.nix b/common/global/backup.nix
index c7e2853..34c900b 100644
--- a/common/global/backup.nix
+++ b/common/global/backup.nix
@@ -51,7 +51,7 @@ in
     services."backup-persist" = {
       description = "Backup persistent data with Kopia";
       serviceConfig = {
-        type = "oneshot";
+        Type = "oneshot";
         User = "root";
         ExecStart = "${backupScript}";
       };