diff --git a/web/assets/js/bs5.liveGrid.js b/web/assets/js/bs5.liveGrid.js
index c30cd710..adf41730 100644
--- a/web/assets/js/bs5.liveGrid.js
+++ b/web/assets/js/bs5.liveGrid.js
@@ -633,7 +633,7 @@ function initiateLiveGridPlayer(monitor){
         })
     }
     //initiate signal check
-    var signalCheckInterval = (isNaN(loadedMonitor.details.signal_check) ? 10 : parseFloat(monitorConfig.details.signal_check)) * 1000 * 60
+    var signalCheckInterval = (isNaN(loadedMonitor.details.signal_check) ? 10 : parseFloat(loadedMonitor.details.signal_check)) * 1000 * 60
     if(signalCheckInterval > 0){
         clearInterval(loadedPlayer.signal)
         loadedPlayer.signal = setInterval(function(){