diff --git a/docker/bootstrap/init.sh b/docker/bootstrap/init.sh
index 5c2341fd5..40272aa95 100644
--- a/docker/bootstrap/init.sh
+++ b/docker/bootstrap/init.sh
@@ -18,6 +18,7 @@ pg_username=$PG_USERNAME
 # put a content into config.properties if not exists
 if [ ! -f ${data_path}/config.properties ]; then
     echo "node.environment=production" > ${data_path}/config.properties
+    echo "wren.experimental-enable-dynamic-fields=true" > ${data_path}/config.properties
 #    echo "PG_DATABASE=\"tpch\"" >> ${data_path}/config.properties
 fi