diff --git a/testfiles/TF12/12.1-3-fail-1.html b/testfiles/TF12/12.1-3-fail-1.html
index 75c1bfc9..e59c04a9 100644
--- a/testfiles/TF12/12.1-3-fail-1.html
+++ b/testfiles/TF12/12.1-3-fail-1.html
@@ -30,8 +30,8 @@
      <th id="pf" headers="p">Final</th>
    </tr>
    <tr>
-    <td headers="h" role="cell">Percentage</td>
-    <td headers="e e1" role="cell">15%</td>
+    <td headers="h" role="gridcell">Percentage</td>
+    <td headers="e e1" role="gridcell">15%</td>
     <td headers="e e2">15%</td>
     <td headers="e ef">20%</td>
     <td headers="p p1">10%</td>