diff --git a/roles/gitlab/meta/main.yml b/roles/gitlab/meta/main.yml
index 23c1af7..d2075b5 100644
--- a/roles/gitlab/meta/main.yml
+++ b/roles/gitlab/meta/main.yml
@@ -6,4 +6,4 @@ dependencies:
   - role: redis
   - role: postfix-null
     vars:
-      postfix_domain: "{{ gitlab_url }}"
+      postfix_hostname: "{{ gitlab_url }}"