diff --git a/roles/nix/tasks/configuration.yml b/roles/nix/tasks/configuration.yml
index ec5e441..2ac1763 100644
--- a/roles/nix/tasks/configuration.yml
+++ b/roles/nix/tasks/configuration.yml
@@ -33,7 +33,7 @@
 
     - name: Adding user to nix-users
       ansible.builtin.user:
-        name: "{{ ansible_user }}"
+        name: "{{ ansible_user_id }}"
         groups: nix-users
         append: true
       become: true