diff --git a/UI/renderer.js b/UI/renderer.js
index d91c4b5..0e45906 100644
--- a/UI/renderer.js
+++ b/UI/renderer.js
@@ -25,7 +25,7 @@ function refreshSerialPorts()
         select = document.getElementById('portsSelect');
 
         //Clear the current options
-        for (i = 0; i <= select.options.length; i++) 
+        while (select.options.length > 0) 
         {
             select.remove(0); //Always 0 index (As each time an item is removed, everything shuffles up 1 place)
         }
@@ -268,7 +268,7 @@ function requestPatternList()
 
   //Clear the existing list
   var select = document.getElementById('patternSelect')
-  for (i = 0; i <= select.options.length; i++) 
+  while(select.options.length > 0)
   {
       select.remove(0); //Always 0 index (As each time an item is removed, everything shuffles up 1 place)
   }