diff --git a/public/css/icinga/compat.less b/public/css/icinga/compat.less
index d57a18945..ee36dbf6b 100644
--- a/public/css/icinga/compat.less
+++ b/public/css/icinga/compat.less
@@ -33,3 +33,7 @@ table.action {
 table.avp {
   .name-value-table();
 }
+
+input.search {
+  background-size: 0;
+}