diff --git a/app/assets/stylesheets/themes/scinote.scss b/app/assets/stylesheets/themes/scinote.scss
index 9717a9fd8..34c464eb1 100644
--- a/app/assets/stylesheets/themes/scinote.scss
+++ b/app/assets/stylesheets/themes/scinote.scss
@@ -1381,7 +1381,7 @@ th.custom-field .modal-tooltiptext {
   border-radius: 3px;
   min-width: 450px;
   padding: 15px 10px;
-  z-index: 9999;
+  z-index: 10001;
 
   h5 {
     font-weight: bold;