diff --git a/playbook.servers.yml b/playbook.servers.yml
index 3fccc5a7..586ce2ad 100644
--- a/playbook.servers.yml
+++ b/playbook.servers.yml
@@ -208,7 +208,7 @@
    -  role: docker-matrix-ansible
       when: matrix_role == 'ansible'
       vars:
-        domains:
+        matrix_domains:
           - "{{domains.matrix_element}}"
           - "{{domains.matrix_synapse}}"
         element_domain:   "{{domains.matrix_element}}"
diff --git a/roles/docker-matrix-ansible/tasks/main.yml b/roles/docker-matrix-ansible/tasks/main.yml
index db177a1d..63a7b5b3 100644
--- a/roles/docker-matrix-ansible/tasks/main.yml
+++ b/roles/docker-matrix-ansible/tasks/main.yml
@@ -1,7 +1,7 @@
 ---
 - name: "include tasks nginx-docker-proxy-domain.yml"
   include_tasks: nginx-docker-proxy-domain.yml
-  loop: "{{ domains }}"
+  loop: "{{ matrix_domains }}"
   loop_control:
     loop_var: domain