diff --git a/fly.toml b/fly.toml
index 0480a33..4d96844 100644
--- a/fly.toml
+++ b/fly.toml
@@ -12,5 +12,12 @@ primary_region = "sjc"
   auto_stop_machines = true
   min_machines_running = 0
   max_machines_running = 1
-  concurrency = { soft_limit = 1, hard_limit = 2 }
+  concurrency = { soft_limit = 1, hard_limit = 1 }
   grace_period = "30s"
+
+[[http_service.checks]]
+  grace_period = "10s"
+  interval = "15s"
+  method = "GET"
+  path = "/health"
+  timeout = "2s"