diff --git a/blueprints/readme.md b/blueprints/readme.md
index 68d1d8e..a2e4ee9 100644
--- a/blueprints/readme.md
+++ b/blueprints/readme.md
@@ -13,6 +13,7 @@ To use this blueprint you need to create a binary sensor in your Home Assistant
 
 * Include the code below in your configuration file (`configuration.yaml`):
   ```
+  sensor:
     - platform: ping
       host: 10.10.10.10 # Change to the IP address of your Proxmox host
       name: Proxmox host connectivity