diff --git a/inventories/host_vars/rui/CNAME.yml b/inventories/host_vars/rui/CNAME.yml
new file mode 100644
index 0000000..51a4865
--- /dev/null
+++ b/inventories/host_vars/rui/CNAME.yml
@@ -0,0 +1,4 @@
+---
+cname:
+  - name: jenkins-deb.hayaworld.home
+    real: dockerservice.hayaworld.home
diff --git a/rui.yml b/rui.yml
index 3555a88..8fc2f57 100644
--- a/rui.yml
+++ b/rui.yml
@@ -7,6 +7,7 @@
 
   vars_files:
     - inventories/host_vars/rui/NXDOMAIN.yml
+    - inventories/host_vars/rui/CNAME.yml
     - inventories/host_vars/rui.yml
     - inventories/host_vars/networks.yml
 
diff --git a/tasks/rui/dnsmasq.yml b/tasks/rui/dnsmasq.yml
index 5107ed6..5ad240e 100644
--- a/tasks/rui/dnsmasq.yml
+++ b/tasks/rui/dnsmasq.yml
@@ -26,6 +26,15 @@
     mode: '0644'
   notify: "Restart dnsmasq"
 
+- name: Add CNAME config
+  ansible.builtin.template:
+    src: templates/rui/etc/dnsmasq.d/cname.conf.j2
+    dest: /etc/dnsmasq.d/cname.conf.j2
+    owner: root
+    group: root
+    mode: '0644'
+  notify: "Restart dnsmasq"
+
 - name: Add hosts(5)
   ansible.builtin.template:
     src: templates/rui/etc/hosts.j2
diff --git a/templates/rui/etc/dnsmasq.d/cname.conf.j2 b/templates/rui/etc/dnsmasq.d/cname.conf.j2
new file mode 100644
index 0000000..057eb8e
--- /dev/null
+++ b/templates/rui/etc/dnsmasq.d/cname.conf.j2
@@ -0,0 +1,3 @@
+{% for item in cname %}
+cname={{ item.name }},{{ item.real }}
+{% endfor %}