diff --git a/flake.nix b/flake.nix
index 1d2442b..ebc2e30 100644
--- a/flake.nix
+++ b/flake.nix
@@ -316,6 +316,7 @@
         stateVersion = "23.11";
       };
       "testuser" = mkHome {
+        username = "testuser";
         system = "x86_64-linux";
         stateVersion = "23.11";
         nixpkgs = inputs.nixpkgs-unstable;