diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
index 5df5045..acabb33 100644
--- a/app/views/layouts/application.html.erb
+++ b/app/views/layouts/application.html.erb
@@ -2,7 +2,7 @@
 <html>
 <head>
   <title><%= content_for(:title) || "Farmitry Hvac" %></title>
-  <meta name="viewport" content="width=device-width,initial-scale=1">
+  <meta name="viewport" content="width=device-width,initial-scale=1,maximum-scale=1">
   <meta name="apple-mobile-web-app-capable" content="yes">
   <meta name="mobile-web-app-capable" content="yes">
   <%= csrf_meta_tags %>
diff --git a/app/views/modbus/schedule_edit.html.erb b/app/views/modbus/schedule_edit.html.erb
index 11ac21b..c986172 100644
--- a/app/views/modbus/schedule_edit.html.erb
+++ b/app/views/modbus/schedule_edit.html.erb
@@ -3,7 +3,7 @@
     <div class="flex justify-items-center gap-x-2 pb-2">
       <div><%= s.hour %>시</div>
       <div>
-        <%= text_field_tag "schedule[#{s.id}][temperature]", s.temperature, class: "border px-2 py-1 rounded" %> °C
+        <%= number_field_tag "schedule[#{s.id}][temperature]", s.temperature, step: "0.1", inputmode: "decimal", class: "border px-2 py-1 rounded" %> °C
       </div>
     </div>
   <% end %>
