diff --git a/mathml/relations/css-styling/mathsize-attribute-css-keywords-ref.html b/mathml/relations/css-styling/mathsize-attribute-css-keywords-ref.html
index d24fbf041afe48..ebb12a6c6c6789 100644
--- a/mathml/relations/css-styling/mathsize-attribute-css-keywords-ref.html
+++ b/mathml/relations/css-styling/mathsize-attribute-css-keywords-ref.html
@@ -5,7 +5,7 @@
     <title>mathsize and css keywords</title>
   </head>
   <body>
-    <p>Test passes if you see ten "A" of equal size:</p>
+    <p>Test passes if you see 14 "A" of equal size:</p>
     <math>
       <mtext>A</mtext>
       <mtext>A</mtext>
@@ -17,6 +17,10 @@
       <mtext>A</mtext>
       <mtext>A</mtext>
       <mtext>A</mtext>
+      <mtext>A</mtext>
+      <mtext>A</mtext>
+      <mtext>A</mtext>
+      <mtext>A</mtext>
     </math>
   </body>
 </html>
diff --git a/mathml/relations/css-styling/mathsize-attribute-css-keywords.html b/mathml/relations/css-styling/mathsize-attribute-css-keywords.html
index 6390ebfabaf5cf..84c31d743c930d 100644
--- a/mathml/relations/css-styling/mathsize-attribute-css-keywords.html
+++ b/mathml/relations/css-styling/mathsize-attribute-css-keywords.html
@@ -10,7 +10,7 @@
     <script src="/mathml/support/feature-detection.js"></script>
   </head>
   <body>
-    <p>Test passes if you see ten "A" of equal size:</p>
+    <p>Test passes if you see 14 "A" of equal size:</p>
     <math>
       <mtext>A</mtext>
       <mtext mathsize="xx-small">A</mtext>
@@ -22,6 +22,10 @@
       <mtext mathsize="xx-large">A</mtext>
       <mtext mathsize="larger">A</mtext>
       <mtext mathsize="smaller">A</mtext>
+      <mtext mathsize="xx-ſmall">A</mtext>
+      <mtext mathsize="x-ſmall">A</mtext>
+      <mtext mathsize="ſmall">A</mtext>
+      <mtext mathsize="ſmaller">A</mtext>
     </math>
    <script src="/mathml/support/feature-detection.js"></script>
    <script>MathMLFeatureDetection.ensure_for_match_reftest("has_mathsize");</script>
