diff --git a/custom_components/yandex_station/services.yaml b/custom_components/yandex_station/services.yaml
index 1754846..fda402b 100644
--- a/custom_components/yandex_station/services.yaml
+++ b/custom_components/yandex_station/services.yaml
@@ -47,7 +47,7 @@ send_command:
       selector:
         number:
           min: 0
-          max: 100
+          max: 1
           step: 0.1
           mode: box