diff --git a/fly.toml b/fly.toml
index 2e8b957..6536fec 100644
--- a/fly.toml
+++ b/fly.toml
@@ -12,7 +12,7 @@ app = "game-server-watcher"
 [http_service]
   internal_port = 8080
   force_https = true
-  auto_stop_machines = false
+  auto_stop_machines = "off"
   auto_start_machines = false
   min_machines_running = 0