diff --git a/apps/base/customer1/pg-cluster-customer1.yaml b/apps/base/customer1/pg-cluster-customer1.yaml
index 4fa155e..b2f71ec 100644
--- a/apps/base/customer1/pg-cluster-customer1.yaml
+++ b/apps/base/customer1/pg-cluster-customer1.yaml
@@ -18,7 +18,7 @@ spec:
         login: true 
         passwordSecret:
           name: news-app-password
-  instances: 3
+  instances: 1
   imageName: ghcr.io/cloudnative-pg/postgresql:15.2
   storage:
     size: 10Gi