diff --git a/ops/nixos/bvm-twitterchiver/default.nix b/ops/nixos/bvm-twitterchiver/default.nix
index 06b2a9db62..d21c3d9b0b 100644
--- a/ops/nixos/bvm-twitterchiver/default.nix
+++ b/ops/nixos/bvm-twitterchiver/default.nix
@@ -31,5 +31,13 @@
   };
   services.postgresqlBackup.enable = true;
 
+  users.groups.twitterchiver = {};
+  users.users.twitterchiver = {
+    home = "/srv/twitterchiver";
+    isSystemUser = true;
+    createHome = true;
+    group = "twitterchiver";
+  };
+
   system.stateVersion = "21.05";
 }