diff --git a/themes/ccchh/assets/js/roomstate.js b/themes/ccchh/assets/js/roomstate.js
index 8aa829a..56bd3e2 100644
--- a/themes/ccchh/assets/js/roomstate.js
+++ b/themes/ccchh/assets/js/roomstate.js
@@ -76,5 +76,5 @@ function update() {
 
 window.onload = function () {
   update()
-  window.setTimeout(update, interval_ms)
+  window.setInterval(update, interval_ms)
 }