diff --git a/application/views/general/installation.php b/application/views/general/installation.php
index 77eb1b9d..7fb6db08 100755
--- a/application/views/general/installation.php
+++ b/application/views/general/installation.php
@@ -48,7 +48,7 @@
     </style>
 </head>
 <body>
-    <div id="loading" class="hidden">
+    <div id="loading" class="invisible">
         <img src="<?= base_url('assets/img/loading.gif') ?>">
     </div>
 
diff --git a/assets/js/installation.js b/assets/js/installation.js
index 187b3e89..7e6f5853 100644
--- a/assets/js/installation.js
+++ b/assets/js/installation.js
@@ -18,11 +18,11 @@ $(function () {
     var $alert = $('.alert');
 
     $(document).ajaxStart(function () {
-        $('#loading').removeClass('hidden');
+        $('#loading').removeClass('invisible');
     });
 
     $(document).ajaxStop(function () {
-        $('#loading').addClass('hidden');
+        $('#loading').addClass('invisible');
     });
 
     /**
