diff --git a/core/core-frontend/src/style/index.less b/core/core-frontend/src/style/index.less
index 364fb1e076..3d56645be7 100644
--- a/core/core-frontend/src/style/index.less
+++ b/core/core-frontend/src/style/index.less
@@ -717,3 +717,8 @@ strong {
     background-color: transparent;
   }
 }
+
+
+.tox-tinymce-aux {
+  display: none !important;
+}