diff --git a/nixos/modules/services/misc/nix-ssh-serve.nix b/nixos/modules/services/misc/nix-ssh-serve.nix
index 89c64d22a63d..d70bd855c7ff 100644
--- a/nixos/modules/services/misc/nix-ssh-serve.nix
+++ b/nixos/modules/services/misc/nix-ssh-serve.nix
@@ -29,7 +29,7 @@ with lib;
     users.extraUsers.nix-ssh = {
       description = "Nix SSH substituter user";
       uid = config.ids.uids.nix-ssh;
-      shell = pkgs.stdenv.shell;
+      useDefaultShell = true;
     };
 
     services.openssh.enable = true;