diff --git a/module/common/view/datatable.fix.html.php b/module/common/view/datatable.fix.html.php
index 759520b875..f4bd9c9ad3 100644
--- a/module/common/view/datatable.fix.html.php
+++ b/module/common/view/datatable.fix.html.php
@@ -30,7 +30,10 @@ $(function()
 
             }
             $dropmenu.append("<li><a href='javascript:saveDatatableConfig(\"mode\", \"<?php echo $mode == 'table' ? 'datatable' : 'table';?>\", true);' id='switchToDatatable'><?php echo $mode == 'table' ? $lang->datatable->switchToDatatable : $lang->datatable->switchToTable;?></a></li>");
-            $dropdown.append($dropmenu).appendTo($btnToolbar);
+            $dropdown.append($dropmenu)
+              .appendTo($btnToolbar)
+              .on('shown.zui.dropdown', function(){$btnToolbar.closest('.table-header').css('z-index', 11);})
+              .on('hidden.zui.dropdown', function(){$btnToolbar.closest('.table-header').css('z-index', 5);});
         }
     };
     $('#main .main-table').on('tableReload', addSettingButton);