diff --git a/ansible/roles/web/templates/docker-compose.j2 b/ansible/roles/web/templates/docker-compose.j2
index 88fe9a8..c3c4d95 100644
--- a/ansible/roles/web/templates/docker-compose.j2
+++ b/ansible/roles/web/templates/docker-compose.j2
@@ -8,7 +8,7 @@ web:
   links:
     - redis
     - postgres
-    - elasticsearch
+    - elasticsearch:2
   ports:
     - "5000:5000"
   environment:
diff --git a/publichealth/settings/production.py b/publichealth/settings/production.py
index db87832..5d06f81 100644
--- a/publichealth/settings/production.py
+++ b/publichealth/settings/production.py
@@ -145,7 +145,7 @@ if REDIS_LOCATION is not None:
 if 'ELASTICSEARCH_URL' in env:
     WAGTAILSEARCH_BACKENDS = {
         'default': {
-            'BACKEND': 'wagtail.wagtailsearch.backends.elasticsearch5',
+            'BACKEND': 'wagtail.wagtailsearch.backends.elasticsearch2',
             'URLS': [env['ELASTICSEARCH_URL']],
             'INDEX': APP_NAME,
             'ATOMIC_REBUILD': True,