diff --git a/app/assets/stylesheets/common/base/activation.scss b/app/assets/stylesheets/common/base/activation.scss
index 91e194679a7..4e960434604 100644
--- a/app/assets/stylesheets/common/base/activation.scss
+++ b/app/assets/stylesheets/common/base/activation.scss
@@ -11,6 +11,9 @@
       display: none;
     }
   }
+  .header-sidebar-toggle {
+    display: none;
+  }
   #main-outlet {
     padding: 0;
     height: 100%;