diff --git a/src/Umbraco.Web.UI.Client/src/less/components/umb-search-filter.less b/src/Umbraco.Web.UI.Client/src/less/components/umb-search-filter.less
index bda9fa7a7e..b96d3e8569 100644
--- a/src/Umbraco.Web.UI.Client/src/less/components/umb-search-filter.less
+++ b/src/Umbraco.Web.UI.Client/src/less/components/umb-search-filter.less
@@ -18,6 +18,8 @@ html .umb-search-filter {
         margin: 0;
     }
 
+    // "icon-search" class it kept for backward compatibility
+    .umb-icon, 
     .icon-search {
         color: #d8d7d9;
         position: absolute;