diff --git a/fly.toml b/fly.toml
index 0b9ea49..c3e6a61 100644
--- a/fly.toml
+++ b/fly.toml
@@ -22,6 +22,10 @@ kill_timeout = "5s"
   protocol = "tcp"
   internal_port = 8080
   processes = ["app"]
+  # https://fly.io/docs/apps/autostart-stop/
+  auto_stop_machines = true
+  auto_start_machines = true
+  min_machines_running = 0
 
   [[services.ports]]
     port = 80