diff --git a/roles/0-init/tasks/hostname.yml b/roles/0-init/tasks/hostname.yml
index 490d00c80..398dd0455 100644
--- a/roles/0-init/tasks/hostname.yml
+++ b/roles/0-init/tasks/hostname.yml
@@ -14,8 +14,8 @@
 - name: Configure short hostname in /etc/hosts
   lineinfile:
     dest: /etc/hosts
-    regexp: "^127\.0\.0\.1"
-    line: "127.0.0.1            localhost.localdomain   localhost  box {{ iiab_hostname }}"
+    regexp: '^127\.0\.0\.1'
+    line: '127.0.0.1            localhost.localdomain   localhost  box {{ iiab_hostname }}'
     owner: root
     group: root
     mode: 0644