1 files changed, 3 insertions, 1 deletions
diff --git a/nixpkgs/nixos/modules/services/backup/restic.nix b/nixpkgs/nixos/modules/services/backup/restic.nix
index d869835bf07e..573f0efa9da4 100644
--- a/nixpkgs/nixos/modules/services/backup/restic.nix
+++ b/nixpkgs/nixos/modules/services/backup/restic.nix
@@ -243,9 +243,11 @@ in
           restartIfChanged = false;
           serviceConfig = {
             Type = "oneshot";
-            ExecStart = [ "${resticCmd} backup ${concatStringsSep " " backup.extraBackupArgs} ${backupPaths}" ] ++ pruneCmd;
+            ExecStart = [ "${resticCmd} backup --cache-dir=%C/restic-backups-${name} ${concatStringsSep " " backup.extraBackupArgs} ${backupPaths}" ] ++ pruneCmd;
             User = backup.user;
             RuntimeDirectory = "restic-backups-${name}";
+            CacheDirectory = "restic-backups-${name}";
+            CacheDirectoryMode = "0700";
           } // optionalAttrs (backup.s3CredentialsFile != null) {
             EnvironmentFile = backup.s3CredentialsFile;
           };