diff --git a/projects/govuk-chat/docker-compose.yml b/projects/govuk-chat/docker-compose.yml
index 3f01ba48..04da9ee4 100644
--- a/projects/govuk-chat/docker-compose.yml
+++ b/projects/govuk-chat/docker-compose.yml
@@ -23,10 +23,12 @@ services:
       - opensearch-2
       - postgres-13
       - rabbitmq
+      - redis
     environment:
       DATABASE_URL: "postgresql://postgres@postgres-13/govuk-chat"
       TEST_DATABASE_URL: "postgresql://postgres@postgres-13/govuk-chat-test"
       RABBITMQ_URL: amqp://guest:guest@rabbitmq
+      REDIS_URL: redis://redis
       OPENSEARCH_URL: http://opensearch-2:9200
 
   govuk-chat-app: