diff --git a/core/misc/tableheader.es6.js b/core/misc/tableheader.es6.js
index a5aa6635d3..c7ddb65ba8 100644
--- a/core/misc/tableheader.es6.js
+++ b/core/misc/tableheader.es6.js
@@ -202,6 +202,11 @@
           position: 'fixed',
           top: '0px',
         })
+        // Copy classes from originalTable, remove undesired classes, and add
+        // sticky-header. Any other classes added to originalTable by modules
+        // will exists in stickyTable to ensure consistent styling.
+        .addClass(this.$originalTable.attr('class'))
+        .removeClass('sticky-enabled tableheader-processed sticky-table')
         .append($stickyHeader)
         .insertBefore(this.$originalTable);
 
diff --git a/core/misc/tableheader.js b/core/misc/tableheader.js
index bce54ec7d4..cb500e64fb 100644
--- a/core/misc/tableheader.js
+++ b/core/misc/tableheader.js
@@ -102,7 +102,7 @@
         visibility: 'hidden',
         position: 'fixed',
         top: '0px'
-      }).append($stickyHeader).insertBefore(this.$originalTable);
+      }).addClass(this.$originalTable.attr('class')).removeClass('sticky-enabled tableheader-processed sticky-table').append($stickyHeader).insertBefore(this.$originalTable);
 
       this.$stickyHeaderCells = $stickyHeader.find('> tr > th');