diff --git a/css/css-text-decor/reference/text-decoration-thickness-fixed-ref.html b/css/css-text-decor/reference/text-decoration-thickness-fixed-ref.html
index b155eb9c8a01de..88f7b46843a6f8 100644
--- a/css/css-text-decor/reference/text-decoration-thickness-fixed-ref.html
+++ b/css/css-text-decor/reference/text-decoration-thickness-fixed-ref.html
@@ -19,7 +19,7 @@
 
 .test {
 text-underline-position: from-font;
-font-size: 62px;
+font-size: 64px;
 line-height: 1.8;
 }
 
@@ -38,9 +38,9 @@
 </head>
 <body>
     <p>Test passes if underlines are thin, thick, thin, thick in this order and match the reference rendering.</p>
-    <div class="test"><span class="thin_underline">aagaa</span></div>
-    <div class="test"><span class="thick_underline">aagaa</span></div>
-    <div class="test"><span class="thin_underline">aagaa</span></div>
-    <div class="test"><span class="thick_underline">aagaa</span></div>
+    <div class="test"><span class="thin_underline">aaGaa</span></div>
+    <div class="test"><span class="thick_underline">aaGaa</span></div>
+    <div class="test"><span class="thin_underline">aaGaa</span></div>
+    <div class="test"><span class="thick_underline">aaGaa</span></div>
 </body>
 </html>
diff --git a/css/css-text-decor/text-decoration-thickness-fixed.html b/css/css-text-decor/text-decoration-thickness-fixed.html
index 3437c430d8334d..07dab0b9b659e4 100644
--- a/css/css-text-decor/text-decoration-thickness-fixed.html
+++ b/css/css-text-decor/text-decoration-thickness-fixed.html
@@ -15,7 +15,7 @@
 
 .test {
 text-underline-position: from-font;
-font-size: 62px;
+font-size: 64px;
 line-height: 1.8;
 }
 
@@ -28,7 +28,7 @@
 .thick_underline {
 font-family: underline-variable;
 text-decoration: underline;
-text-decoration-thickness: 6.2px;
+text-decoration-thickness: 6.4px;
 }
 
 .thin_underline_percent {
@@ -46,9 +46,9 @@
 </head>
 <body>
     <p>Test passes if underlines are thin, thick, thin, thick in this order and match the reference rendering.</p>
-    <div class="test"><span class="thin_underline">aagaa</span></div>
-    <div class="test"><span class="thick_underline">aagaa</span></div>
-    <div class="test"><span class="thin_underline_percent">aagaa</span></div>
-    <div class="test"><span class="thick_underline_percent">aagaa</span></div>
+    <div class="test"><span class="thin_underline">aaGaa</span></div>
+    <div class="test"><span class="thick_underline">aaGaa</span></div>
+    <div class="test"><span class="thin_underline_percent">aaGaa</span></div>
+    <div class="test"><span class="thick_underline_percent">aaGaa</span></div>
 </body>
 </html>
