diff --git a/tasks/hostname.yml b/tasks/hostname.yml
index 52f5478..8421764 100644
--- a/tasks/hostname.yml
+++ b/tasks/hostname.yml
@@ -19,5 +19,5 @@
         marker_begin: ansible_hostname_start
         marker_end: ansible_hostname_end
         marker: "# {mark} hostname entry managed by ansible"
-        block: "{{ ansible_default_ipv4.address }} {{ hostname | default(ansible_hostname) }} {{ ansible_hostname }} {{ ansible_fqdn }}"
+        block: "{{ ansible_default_ipv4.address }} {% if hostname is defined {{ hostname }}{% else %}{{ ansible_fqdn }} {{ ansible_hostname) }}{% endif %}"
         state: present