diff --git a/public/css/icinga/setup.less b/public/css/icinga/setup.less
index 4b027f8c3..ae985bd0c 100644
--- a/public/css/icinga/setup.less
+++ b/public/css/icinga/setup.less
@@ -421,8 +421,8 @@ form#setup_requirements {
     height: 15em;
     margin: 1em;
     padding: 0.3em;
-    border: 1px solid #ccc;
-    background-color: snow;
+    border: 1px solid @gray-semilight;
+    background-color: @gray-lightest;
 
     .header {
       height: 2.5em;