diff --git a/eg/tryhy/app.yaml b/eg/tryhy/app.yaml
index 50cdf5c..ce371bf 100644
--- a/eg/tryhy/app.yaml
+++ b/eg/tryhy/app.yaml
@@ -3,6 +3,11 @@ version: 1
 runtime: python27
 api_version: 1
 threadsafe: yes
+automatic_scaling:
+  min_idle_instances: 1
+
+inbound_services:
+- warmup
 
 handlers:
 - url: /favicon\.ico
@@ -17,6 +22,3 @@ handlers:
 
 - url: .*
   script: main.__hymain__.app
-
-inbound_services:
-- warmup
\ No newline at end of file