diff --git a/app/Resources/public/css/base.css b/app/Resources/public/css/base.css
index 2a0bb65d66..341825fe53 100644
--- a/app/Resources/public/css/base.css
+++ b/app/Resources/public/css/base.css
@@ -5606,6 +5606,10 @@ div#chat-remote-video video {
   font-size: 12px;
   color: #666666;
 }
+.install-steps-menu li.current-step{
+    font-weight: bold;
+}
+
 #about-session .description-course{
   padding: 10px;
   color: #666666;
diff --git a/main/install/index.php b/main/install/index.php
index 01c9f6761c..b972a94b5b 100755
--- a/main/install/index.php
+++ b/main/install/index.php
@@ -376,7 +376,7 @@ if ($encryptPassForm == '1') {
     <div class="panel-body">
     <div class="row">
         <div class="col-md-4">
-            <div class="well">
+            <div class="well install-steps-menu">
                 <ol>
                     <li <?php step_active('1'); ?>><?php echo get_lang('InstallationLanguage'); ?></li>
                     <li <?php step_active('2'); ?>><?php echo get_lang('Requirements'); ?></li>
diff --git a/main/install/install.lib.php b/main/install/install.lib.php
index bbcffdd00e..1cc53dc664 100755
--- a/main/install/install.lib.php
+++ b/main/install/install.lib.php
@@ -553,7 +553,7 @@ function step_active($param)
 {
     global $current_step;
     if ($param == $current_step) {
-        echo 'class="current_step" ';
+        echo 'class="current-step" ';
     }
 }