diff --git a/nixos/backups.nix b/nixos/backups.nix
index 4cc819af..6e00d955 100644
--- a/nixos/backups.nix
+++ b/nixos/backups.nix
@@ -7,7 +7,7 @@
       paths = [ "/home" ];
       repository = "rest:http://brix.local:8000/";
       timerConfig = { OnCalendar = "hourly"; };
-      extraBackupArgs = [ "--exclude='.cache'" "--exclude='.rustup'" ];
+      extraBackupArgs = [ "--exclude='.cache'" "--exclude='.rustup'" "--exclude='.cargo'" ];
     };
 
     restic.backups.home-to-b2 = {
@@ -15,8 +15,7 @@
       paths = [ "/home" ];
       repository = "b2:cyplo-restic-foureighty:/";
       timerConfig = { OnCalendar = "hourly"; };
-      extraBackupArgs = [ "--exclude='.cache'" "--exclude='.rustup'" ];
-      pruneOpts = [ "--keep-daily 8" "--keep-weekly 5" "--keep-monthly 13" "--keep-yearly 16" ];
+      extraBackupArgs = [ "--exclude='.cache'" "--exclude='.rustup'" "--exclude='.cargo'" ];
       s3CredentialsFile = "/etc/nixos/secrets/b2";
     };
   };