diff --git a/stylesheets/application.css b/stylesheets/application.css
index 9fce050..396713f 100644
--- a/stylesheets/application.css
+++ b/stylesheets/application.css
@@ -524,6 +524,7 @@
     max-width: 48%;
     min-width: 45%;
 }
+.theme-Baupm #top-menu a.easy-gantt:has(li),
 .theme-Baupm.controller-projects .wiki.description iframe {
     display: none;
 }