diff --git a/webapp/sass/layout/_sidebar-menu.scss b/webapp/sass/layout/_sidebar-menu.scss
index d11c4edbb7..0cf60f328c 100644
--- a/webapp/sass/layout/_sidebar-menu.scss
+++ b/webapp/sass/layout/_sidebar-menu.scss
@@ -40,7 +40,6 @@
 
             .dropdown__icon {
                 @include background-size(100% 100%);
-                background: url('../images/dropdown-icon.png');
                 display: inline-block;
                 height: 16px;
                 width: 4px;