diff --git a/docker/conf/homeserver.yaml b/docker/conf/homeserver.yaml
index e2e1338673..e889f99e00 100644
--- a/docker/conf/homeserver.yaml
+++ b/docker/conf/homeserver.yaml
@@ -78,6 +78,9 @@ database:
 {% endif %}
     cp_min: {{ POSTGRES_CP_MIN or 5 }}
     cp_max: {{ POSTGRES_CP_MAX or 10 }}
+{% if SYNAPSE_USE_RUST_DRIVER == "true" %}
+  use_rust_driver: true
+{% endif %}
 {% else %}
 database:
   name: "sqlite3"