diff --git a/packages/fluent/scss/grid/_layout.scss b/packages/fluent/scss/grid/_layout.scss
index 534e80ea2d2..61f59049714 100644
--- a/packages/fluent/scss/grid/_layout.scss
+++ b/packages/fluent/scss/grid/_layout.scss
@@ -845,9 +845,9 @@
         }
 
         .k-grid-row-sticky td.k-grid-content-sticky,
-        .k-grid-row-sticky.k-alt td.k-grid-content-sticky,
+        .k-grid-row-sticky.k-table-alt-row td.k-grid-content-sticky,
         .k-grid-row-sticky .k-table-td.k-grid-content-sticky,
-        .k-grid-row-sticky.k-alt .k-table-td.k-grid-content-sticky {
+        .k-grid-row-sticky.k-table-alt-row .k-table-td.k-grid-content-sticky {
             z-index: 3;
         }
 
diff --git a/packages/fluent/scss/pivotgrid/_layout.scss b/packages/fluent/scss/pivotgrid/_layout.scss
index f66093df7b8..fa67c2f8ccb 100644
--- a/packages/fluent/scss/pivotgrid/_layout.scss
+++ b/packages/fluent/scss/pivotgrid/_layout.scss
@@ -500,7 +500,7 @@
         table-layout: auto;
 
         .k-grid-footer,
-        .k-grid .k-alt {
+        .k-grid .k-table-alt-row {
             font-weight: bold;
         }
     }