diff --git a/matrix.yml b/matrix.yml
index 21fb05a..1975e50 100644
--- a/matrix.yml
+++ b/matrix.yml
@@ -3,6 +3,7 @@
 - hosts: synapse.adm.auro.re
   vars:
     mxisd_version: 1.3.1
+    synapse_rest_auth_url: https://raw.githubusercontent.com/kamax-matrix/matrix-synapse-rest-auth/master/rest_auth_provider.py
   roles:
     - debian-backports
     - matrix-synapse
diff --git a/roles/matrix-synapse/tasks/main.yml b/roles/matrix-synapse/tasks/main.yml
index 642b723..1ac579f 100644
--- a/roles/matrix-synapse/tasks/main.yml
+++ b/roles/matrix-synapse/tasks/main.yml
@@ -23,7 +23,7 @@
 
 - name: Install rest auth provider
   get_url:
-    url: https://raw.githubusercontent.com/kamax-matrix/matrix-synapse-rest-auth/master/rest_auth_provider.py
+    url: "{{ synapse_rest_auth_url }}"
     dest: /usr/local/lib/python3.5/dist-packages/rest_auth_provider.py
     mode: 0755
   notify: Restart matrix-synapse service