diff --git a/assets/js/main.js b/assets/js/main.js
index 9476d10..9bd418a 100755
--- a/assets/js/main.js
+++ b/assets/js/main.js
@@ -203,7 +203,7 @@ window.addEventListener('load', function() {
     // Robot GO button listener
     $('.btn-robot-go').click(function() {
         // Get and validate the selected robot ID
-        var robotId = $('#robot-id').val().trim().toLowerCase();
+        var robotId = $('#robot-id').val().trim();
         if (robotId === '' || /^([a-f0-9]{8})$/.test(robotId) == false) {
             $('#robot-id, #robot-label').addClass('has-error');
             return;