diff --git a/homeassistant/components/ness_alarm/services.yaml b/homeassistant/components/ness_alarm/services.yaml
index b02d5e36805..aed1e1836bd 100644
--- a/homeassistant/components/ness_alarm/services.yaml
+++ b/homeassistant/components/ness_alarm/services.yaml
@@ -7,7 +7,7 @@ aux:
       selector:
         number:
           min: 1
-          max: 4
+          max: 8
     state:
       default: true
       selector: